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Chunky Peanut Butter Banana Chocolate Chip Jumbo Muffins

Prep
15 min
Cook
25 min
Yield
6 muffins
Level
medium
Cuisine
American
Chunky Peanut Butter Banana Chocolate Chip Jumbo Muffins

Soft, moist jumbo muffins packed with ripe banana sweetness and chunky peanut butter throughout. Semi-sweet chocolate chips add bursts of richness while ground cinnamon provides warmth. The combination of brown and granulated sugars creates tender texture and complex flavor. Perfect for breakfast, brunch, or afternoon snacks when you want something satisfying but not overly sweet. The jumbo size makes them ideal for sharing or enjoying as a substantial treat.

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Method

7 steps
  1. 1

    Preheat oven and line six jumbo muffin cups with paper liners

  2. 2

    Stir flour, sugars, baking powder, salt and cinnamon together in a large mixing bowl

  3. 3

    Combine mashed bananas, milk, peanut butter, oil, vanilla and egg in a second bowl

  4. 4

    Add banana mixture to flour mixture, stirring just until combined, then stir in chocolate chips

  5. 5

    Divide the batter among the muffins cups

  6. 6

    Brush peanut butter topping mixture over top if desired

  7. 7

    Bake until muffins are cooked-through

Tips

Tip 1

Use very ripe bananas with brown spots for maximum sweetness and easier mashing. They should be soft enough to mash smoothly with a fork.

Tip 2

Don't overmix the batter once you add wet ingredients to dry - stir just until combined to keep muffins tender and avoid tough texture.

Tip 3

Fill muffin cups about 3/4 full to allow room for rising without overflowing the jumbo-sized cups.

Good to Know

Storage

Store covered at room temperature up to 3 days or refrigerate up to 1 week

Make Ahead

Can be made 1 day ahead and stored covered

Serve With

Serve at room temperature or warmed briefly

Common Mistakes

Watch

Don't overmix batter to avoid dense, tough muffins

Watch

Use ripe bananas to avoid bland flavor and lumpy texture

Substitutions

Nut-Free Alternatives

chunky peanut butter→
smooth peanut butter1:1nut-free

slightly different texture

General Alternatives

semi-sweet chocolate chips→
mini chocolate chips1:1none

more even distribution

Full guide →
vegetable oil→
melted butter1:1noneadds dairy

richer flavor

Full guide →
all-purpose flour→
whole wheat flour3/4 rationone

denser, nuttier

Full guide →
Find more substitutions →

FAQ

Can I make regular-sized muffins instead?

Yes, use 12 regular muffin cups and reduce baking time to 18-20 minutes. Check doneness with a toothpick.

What if I don't have chunky peanut butter?

Smooth peanut butter works fine, though you'll lose some texture. Add chopped peanuts for crunch if desired.

How long do these muffins keep?

Store covered at room temperature for 3 days or refrigerate up to 1 week. Freeze for up to 3 months.