Butter Rum Cake Muffins are my kind of muffin when I want something a little richer than plain vanilla, with that buttery rum-cake flavor baked right in.
They’re moist and tender, with a soft crumb from the sour cream and milk, and the rum extract gives a steady warmth that tastes like classic butter rum candy. The brown sugar butter rum glaze is what really makes them stand out, because it soaks in and gives the tops that glossy, buttery finish.
I like these for holiday breakfasts, weekend brunch, or as an easy dessert with coffee after dinner. If you’re serving adults, the optional dark rum in both the batter and glaze is a nice touch, but the extract version still tastes very “butter rum” to me.
Why You’ll Love This Recipe
Real butter rum flavor: Rum extract gives you that classic taste without needing a full-on boozy dessert, and you can add dark rum if you want a stronger finish.
Soft, moist crumb: The sour cream keeps these tender, so they stay nice even the next day.
That soak-in glaze: The brown sugar butter glaze isn’t just for looks—it sinks into the muffins and makes them taste more like butter rum cake.
Quick bake: These are done in about 18 minutes, which is exactly why I reach for muffins when I want dessert fast.
Optional pecans: Chopped pecans add a little crunch and make them feel a bit more “holiday,” but I leave them out all the time and they’re still great.
Ingredients You’ll Need
Muffins
- All-purpose flour: I use regular flour here. Spoon and level if you tend to pack flour into the cup, because that can make muffins dry.
- Baking powder: This is the main lift, so make sure it’s not old. Muffins really show it when your leavening is tired.
- Baking soda: A little bit helps the crumb stay light, especially with the sour cream in the batter.
- Kosher salt: Don’t skip it. It keeps the muffins from tasting flat once the glaze goes on.
- Unsalted butter: Softened butter creams better with the sugars, and that’s what gives the muffins a cake-like texture.
- Granulated sugar: This gives the muffins their clean sweetness and helps the tops brown.
- Light brown sugar: I like brown sugar here because it adds a deeper, caramel note that works with rum.
- Eggs: Room temperature eggs mix in more evenly, which helps the batter stay smooth and not curdled.
- Whole milk: Whole milk gives the best texture. If you want extra moisture, evaporated milk works well too.
- Sour cream: This is my go-to for tender muffins. It keeps them soft and gives a subtle richness.
- Vanilla extract: Vanilla and rum are a good pair in baked goods, so I don’t hold back on it.
- Rum extract: This is where most of the rum flavor comes from. It’s also the easiest way to keep the recipe alcohol-free.
- Dark rum (optional): A little adds a sharper rum note, but you can skip it and the muffins still taste like butter rum.
- Pecans (optional): Chopped pecans give you crunch and a little toasty flavor. Walnuts work too if that’s what you have.
Butter Rum Glaze
- Unsalted butter: This is a butter-forward glaze, so use the good stuff. It’s basically a quick butter-rum syrup.
- Light brown sugar: Brown sugar helps the glaze thicken and gives it that warm, candy-like flavor.
- Water: Just enough to dissolve the sugar and keep the glaze spoonable so it can soak into the muffins.
- Dark rum or rum extract: Use rum for a stronger finish, or rum extract if you want it alcohol-free.
- Vanilla extract: A small splash rounds out the glaze and keeps it tasting like butter rum cake instead of straight caramel.
- Salt: Just a pinch makes the glaze taste more balanced and less sugary.
Recipe Instructions
- Preheat the oven: Heat the oven to 350°F, then line a 12-cup muffin pan with liners or grease it well.
- Mix the dry ingredients: Whisk the flour, baking powder, baking soda, and salt together in a medium bowl, then set aside.
- Cream the butter and sugar: In a large bowl, beat the softened butter with the granulated sugar and brown sugar until light and fluffy.
- Add the eggs: Beat in the eggs one at a time, mixing after each one until it’s fully blended.
- Add the wet ingredients: Mix in the milk, sour cream, vanilla, rum extract, and the dark rum if you’re using it.
- Add the dry ingredients: Fold the flour mixture into the wet ingredients just until you don’t see streaks of dry flour.
- Add the pecans: Fold in the chopped pecans if you’re using them.
- Fill the muffin pan: Divide the batter evenly between the muffin cups, filling each about three-quarters full.
- Bake: Bake for 16 to 20 minutes, until the tops spring back and a toothpick inserted in the center comes out clean.
- Cool: Let the muffins cool in the pan for about 5 minutes while you make the glaze.
- Simmer the glaze: Melt the butter in a small saucepan, then stir in the brown sugar, water, and salt. Simmer for 2 to 3 minutes, until it thickens slightly.
- Finish the glaze: Take the pan off the heat, then stir in the rum (or rum extract) and vanilla.
- Glaze the muffins: Poke the warm muffins several times with a skewer, then spoon or brush glaze over each muffin and let it soak in. Repeat once more if you want a stronger butter rum flavor, then cool about 10 minutes before serving.
Some of my tips!
This is the part that really makes a difference. If you only read one section, make it this one because this is where I share the little trick that helps the recipe turn out so well.
Recipe Tips & Tricks
Don’t overmix after the flour goes in. Once you fold in the dry ingredients, stop as soon as the flour disappears. Overmixing is the easiest way to make muffins tough.
Use room temperature eggs if you can. They blend into the creamed butter and sugar more smoothly, so the batter stays creamy instead of looking a little broken.
Poke the muffins while they’re still warm. The glaze soaks in better when the muffins haven’t cooled down all the way. A skewer works best, but a thin knife is fine.
Simmer the glaze briefly. Give it a couple minutes to thicken a little, but don’t walk away from it. It should still be thin enough to brush on easily.
Add a pinch of nutmeg if you want that classic note. About 1/4 teaspoon in the batter makes the rum flavor taste more like old-school butter rum candy.
Make some touches!
There are plenty of easy ways to serve this depending on the occasion. Keep it simple, or add a few small touches to make it feel a little more special.
Serving Suggestions
- Coffee or espresso: These are really good with coffee, especially if you go heavy on the glaze. I like them with a latte or plain black coffee.
- Whipped cream: A small spoonful on the side makes these feel more like dessert than breakfast. It’s also nice with a few chopped pecans on top.
- Fruit: Fresh berries or sliced oranges are easy with the warm rum flavor. It keeps the plate from feeling too heavy.
- Ice cream: Serve one slightly warm with vanilla ice cream. The glaze basically turns into a quick sauce.
Save it for later
This section covers how to store leftovers and what parts of the recipe you can prepare ahead of time.
Storage and Make Ahead
Store the muffins airtight at room temperature for up to 3 days. I keep them covered so the tops don’t dry out, especially if they’ve already been glazed.
If you want them to last longer, you can freeze the muffins for up to 2 months. Let them thaw at room temperature, then warm briefly if you like.
For the best texture, I usually glaze right before serving if I’m planning to freeze them. If you’re dealing with leftover glazed muffins, you can still rewarm them, but the glaze will be softer.
A few quick answers
This section covers a few extra details that may help before you head to the recipe card.
Recipe FAQs
Can I make these alcohol-free?
Yes. Use rum extract instead of dark rum in both the muffins and the glaze. You’ll still get that butter rum flavor without any alcohol.
Can I use evaporated milk instead of whole milk?
You can, and it’s a nice swap here. Evaporated milk makes the muffins a little richer and a bit more moist.
How do I know when the muffins are done?
I look for tops that spring back when lightly pressed and a toothpick that comes out clean. If the toothpick has wet batter on it, give them another minute or two and check again.
Can I skip the glaze?
You can, but the glaze is what makes these taste like butter rum cake instead of plain vanilla muffins. If you want a lighter finish, you could brush on a thin layer just once instead of glazing twice.
Do I have to use pecans?
Nope. I like the crunch, but the muffins are great without nuts. If you do want nuts, walnuts work fine, or you can use a mix.
You might also like
Before you go, take a look at a few other recipes below the recipe card. They use similar ingredients in a different way and are worth saving too.
MORE DINNER RECIPES TO TRY
Butter Rum Cake Muffins
INGREDIENTS
Muffins
- 2 cups all-purpose flour
- 2 tsp baking powder
- ½ tsp baking soda
- ½ tsp kosher salt
- ¾ cup unsalted butter softened
- 1 cup granulated sugar
- ½ cup light brown sugar packed
- 3 large eggs room temperature
- ¾ cup whole milk
- ½ cup sour cream
- 2 tsp vanilla extract
- 1 tsp rum extract
- 2 tbsp dark rum optional
- ½ cup chopped pecans optional.
Butter Rum Glaze
- ½ cup unsalted butter
- ½ cup light brown sugar packed
- ¼ cup water
- 2 tbsp dark rum or 1 tsp rum extract
- ½ tsp vanilla extract
- pinch of salt.
INSTRUCTIONS
Muffins
- preheat oven to 350 F and line a 12 cup muffin pan or grease well
- whisk flour baking powder baking soda and salt in a bowl
- cream butter granulated sugar and brown sugar until light and fluffy
- beat in eggs one at a time then mix in milk sour cream vanilla rum extract and optional rum
- fold dry ingredients into wet just until combined then fold in pecans if using
- divide batter evenly into the muffin cups filling about three quarters full
- bake until tops spring back and a toothpick comes out clean 16 to 20 minutes then cool muffins in pan 5 minutes.
Butter Rum Glaze
- melt butter in a small saucepan then stir in brown sugar water and salt and simmer 2 to 3 minutes until slightly thickened
- remove from heat and stir in rum or rum extract and vanilla
- poke warm muffins several times with a skewer then spoon or brush glaze over each muffin letting it soak in
- repeat glazing once more for stronger flavor then cool 10 minutes before serving.
