Banana Chocolate Chip Muffins with Cocoa

Prep: 10 minCook: 20 min20 muffinsmediumMediterranea
Banana Chocolate Chip Muffins with Cocoa

These banana chocolate muffins combine ripe mashed bananas with cocoa powder and chocolate chips for a rich, tender crumb. The two-stage baking method—starting hot then lowering temperature—ensures even cooking and a golden top. Sweet brown sugar and vegetable oil keep the muffins moist, while vanilla extract adds warmth. The contrast between soft banana interior and pockets of melted chocolate makes these ideal for breakfast, snacks, or lunchboxes. Perfect for banana lovers seeking an indulgent twist on the classic, this version balances cocoa's depth with fruity sweetness. Great for weekday mornings, coffee breaks, or packed lunches. Fresh or made ahead, these muffins deliver consistent texture and flavor across 17-20 servings.

Ingredients

Yield: 20 muffins
  • 1 ¾ cups all-purpose flour
    whole wheat flour0.8baking

    reduces rise slightly

  • 2 ½ tsp baking powder
  • 5 ½ tbsp unsweetened cocoa powder
  • ½ tsp salt
  • 11 oz ripe bananas, mashed with a fork
  • 1 whole banana, cut into small pieces
  • ¾ cups brown cane sugar
  • 8 tbsp vegetable oil
    unsalted butter1moisture/richnessadds dairy

    denser crumb

    Full guide →
  • 2 large eggs
    3 tablespoon aquafaba + 1 tablespoon cornstarch per egg0.75veganeggs-free

    less rich, drier

    Full guide →
  • 1 tsp vanilla extract
    none0omit

    slight flatness

    Full guide →
  • 4 oz chocolate chips
    dark chocolate chunks0.9intensity

    bolder cocoa flavor

    Full guide →

Instructions

  1. 1

    Preheat oven to 425°F.

  2. 2

    Prepare muffin tin with paper liners and reserve.

  3. 3

    In a large bowl, whisk together flour, baking powder, cocoa powder, and salt. Reserve.

  4. 4

    In a medium bowl, mix mashed bananas with brown sugar until combined.

  5. 5

    Stream in vegetable oil while mixing, then add beaten eggs one at a time, stirring until fully incorporated.

  6. 6

    Stir in vanilla extract.

  7. 7

    Pour wet ingredients into dry ingredients and stir gently until just combined.

  8. 8

    Fold in chocolate chips and banana pieces.

  9. 9

    Using an ice cream scoop, divide batter among liners, filling each 3/4 full.

  10. 10

    Top with additional chocolate chips if desired.

  11. 11

    Bake at 425°F for 5 minutes, then reduce temperature to 350°F and bake 12-14 minutes more, until a toothpick inserted comes out clean.

Tips

Tip 1

Mash bananas thoroughly until nearly smooth, leaving small pieces for texture. Overripe bananas with brown spots add more natural sweetness and moisture than just-yellow ones.

Tip 2

Use the two-stage bake method exactly: 5 minutes at high heat sets the tops, then lower temperature allows centers to cook through without over-browning.

Tip 3

Fill liners only 3/4 full and leave space between them. Crowding the pan creates uneven heat circulation and dense, gummy centers.

Good to Know

Storage

Room temperature in airtight container for 3 days; refrigerate up to 5 days in sealed container.

Make Ahead

Bake fully, cool completely, wrap individually in plastic wrap, and freeze up to 3 months. Thaw at room temperature 2-3 hours.

Serve With

Serve warm or at room temperature, plain or with whipped cream or yogurt.

Common Mistakes

Watch

Do not overmix wet and dry ingredients to avoid dense, tough muffins with tunnels.

Watch

Do not skip the two-stage temperature to avoid burnt tops and raw centers.

Watch

Do not fill liners more than 3/4 full to avoid batter overflow and uneven baking.

Substitutions

Vegan Options

eggs
3 tablespoon aquafaba + 1 tablespoon cornstarch per egg0.75veganeggs-free

less rich, drier

Full guide →

General Alternatives

all-purpose flour
whole wheat flour0.8baking

reduces rise slightly

Full guide →
brown sugar
white sugar1sweetness

less molasses depth

Full guide →
chocolate chips
dark chocolate chunks0.9intensity

bolder cocoa flavor

Full guide →
vegetable oil
unsalted butter1moisture/richnessadds dairy

denser crumb

Full guide →
vanilla extract
none0omit

slight flatness

Full guide →
Find more substitutions →

FAQ

Can I use frozen bananas?

Yes. Thaw frozen bananas completely and drain excess liquid before mashing. Press through a fine sieve if very wet. Frozen bananas often release more liquid, potentially making batter looser.

What if I don't have cacao powder?

Omit it entirely and increase flour to 220g, or use 35-40g Dutch-process or natural cocoa. The muffins will be less chocolatey but still moist. Do not substitute cocoa mix, which contains sugar.

How long do these muffins stay fresh?

Properly stored in an airtight container, they keep 3 days at room temperature or 5 days refrigerated. Frozen muffins last up to 3 months and thaw in 2-3 hours at room temperature without quality loss.