M&M Brownies

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This rich, moist, and fudgy M&M brownies recipe is loaded with deep, chocolaty flavor and an extra kick of fun with colorful M&Ms throughout the batter and on top.

Brownies are always a welcome sight. Everyone always rushes toward a plate full of these chocolaty treats. We made this batch even more irresistible with the added color and extra chocolate of M&Ms. Delicious!

This recipe was inspired by our brown butter brownies and easy chocolate fudge brownies. Both are super chewy and perfect to satisfy any brownie craving too.

Why You Will Love This Recipe

Basic Ingredients: This recipe uses basic baking ingredients that are probably in your kitchen right now.
Easy: It only takes a few minutes of mixing and baking to make these brownies.
Super Rich and Fudgy: These brownies are so fudgy, you'd almost think they were underdone. BUT they're not!

Ingredients

Cocoa Powder: Cocoa powder gives these brownies their deep, chocolaty flavor.
Butter and Eggs: Butter and eggs add fat and moisture, making the brownies so moist and fudgy.
Brown Sugar: Brown sugar is used exclusively in this recipe for a deeper flavor.
M&Ms: M&Ms add more chocolaty flavor a fun burst of color.

See the recipe card below for the exact quantities of each ingredient.

Substitutions and Variations

Don't have the correct ingredients on hand? Or want to change something up? Here are some helpful tips for changing this M&M brownies recipe.

M&Ms: Add your favorite M&Ms to create different flavor variations for these brownies.
Coffee: A bit of strong coffee or espresso adds a deep flavor that brings out the chocolate.
Nuts: Nuts are always a great addition to brownies!

Instructions

This is a basic brownie recipe with one addition. That means it's super easy for anyone to make. You'll be all done in no time!

A mixing bowl contains melted butter, cocoa powder, and vanilla.

Mix the cocoa powder, melted butter, and vanilla.

Mix in the brown sugar and eggs.

Add the flour and salt and mix again.

Brownie batter in pan with m & m's pressed on top.

Transfer the batter to a prepared pan and top it with M&Ms, pressing them into the batter.

Bake until a toothpick inserted into the center comes out clean.

Let the brownies cool completely, then remove them from the pan and cut them into squares.

Hint: Line your baking pan with parchment paper, leaving an overhand on two opposing sides to make it easy to remove the brownies for cutting.

If you love recipes like this, you may also enjoy these butterscotch brownies, brownie cheesecake or reese’s brownies recipe!

Nine squares of M&M Brownies topped with M & M's.

Storage

Room Temperature: Store these brownies on the counter in an air-tight container for up to 4 days.

Refrigerator: NEVER refrigerate brownies. It dries them out.

Freezer: Wrap the brownies in plastic wrap and freeze them for up to 2 months in an air-tight, freezer-safe container or heavy-duty freezer bag.

Reheat: Defrost frozen brownies on the counter until they reach room temperature.

Make Ahead: These brownies should be at room temperature before they're cut, so feel free to make them a few hours before serving them.

What to Serve with Brownies

M & M Brownie held in the air with a spatula.

Tips

These are classic brownies, so there are only a few things to remember when making these.

Loosely spoon your flour into your measuring cup and level it off with a knife to avoid using too much.
Mix your ingredients completely, but don't overdo it. Overmixing can make the brownies tough.
Let the brownies fully cool before removing them from the pan and cutting them into squares.

FAQ

Do you have questions about M&M brownies? Here are some of the most commonly asked questions about this M&M brownies recipe.

How do you make brownies fudgy?

Fudgy brownies have more fat and less flour than cakey brownies.

How do you keep brownies moist while storing them?

Add a slice of white bread to your sealed container. The moisture from the bread will keep the brownies from drying out.

How do you cut brownies cleanly?

Wait until your brownies are fully cooled before cutting them. This allows them to fully set and hold their shape when cut. When you do cut the brownies, use a sharp knife and as little pressure as possible.