Homemade Peanut Butter Loaf: Soft, Moist, and Full of Nutty Flavor
A homemade peanut butter loaf is the perfect bake for peanut butter lovers. Soft, moist, and packed with rich nutty flavor, this simple loaf cake is ideal for breakfast, afternoon tea, or a comforting snack. It’s easy to make with everyday ingredients and delivers big flavor without being overly sweet.
Whether enjoyed plain, toasted, or topped with jam, this loaf is a timeless classic that never disappoints.
Why You’ll Love This Peanut Butter Loaf
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Easy, one-bowl style baking
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Uses simple pantry ingredients
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Rich peanut butter flavor
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Soft texture that stays moist
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Perfect for slicing, freezing, and toasting
This loaf is great for both beginner and experienced bakers.
Ingredients
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125g (½ cup) smooth peanut butter
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100g (½ cup) caster or granulated sugar
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100g (½ cup) brown sugar
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125g (½ cup) unsalted butter, softened
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2 large eggs
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180g (1½ cups) plain (all-purpose) flour
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1½ teaspoons baking powder
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½ teaspoon salt
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120ml (½ cup) milk
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1 teaspoon vanilla extract
Optional add-ins:
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Chocolate chips
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Chopped peanuts
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Swirl of jam
How to Make Homemade Peanut Butter Loaf
Step 1: Prepare the Oven and Tin
Preheat your oven to 170°C (340°F). Grease and line a standard loaf tin with baking paper.
Step 2: Cream Butter, Sugar, and Peanut Butter
In a large bowl, beat the softened butter, peanut butter, and both sugars together until light and creamy. This step helps create a soft crumb.
Step 3: Add the Eggs and Vanilla
Beat in the eggs one at a time, mixing well after each addition. Stir in the vanilla extract.
Step 4: Combine Dry Ingredients
In a separate bowl, whisk together the flour, baking powder, and salt.
Step 5: Mix the Batter
Add the dry ingredients to the peanut butter mixture in stages, alternating with the milk. Mix gently until just combined—do not overmix.
If using chocolate chips or nuts, fold them in at this stage.
Step 6: Bake
Spoon the batter into the prepared loaf tin and smooth the top. Bake for 50–60 minutes, or until a skewer inserted into the center comes out clean.
If the top browns too quickly, loosely cover with foil.
Step 7: Cool
Allow the loaf to cool in the tin for 10 minutes before transferring to a wire rack to cool completely.
Tips for the Perfect Peanut Butter Loaf
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Use Smooth Peanut Butter
It gives the best texture, but crunchy works if you prefer bite. -
Don’t Overbake
Overbaking can dry the loaf—check at the 50-minute mark. -
Room Temperature Ingredients
Helps the batter mix evenly. -
Toast for Extra Flavor
Lightly toasted slices bring out the peanut butter aroma. -
Let It Cool Before Slicing
This helps the loaf hold its shape.
Serving Suggestions
Peanut butter loaf is delicious in many ways:
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Plain with tea or coffee
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Spread with butter or honey
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Topped with strawberry or raspberry jam
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Toasted and served with bananas
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Drizzled with melted chocolate
It’s versatile enough for both sweet treats and quick breakfasts.
Variations to Try
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Chocolate Peanut Butter Loaf: Add cocoa powder or extra chocolate chips
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Jam Swirl Loaf: Spoon jam into the batter and swirl with a knife
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Banana Peanut Butter Loaf: Replace half the butter with mashed banana
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Gluten-Free Version: Use gluten-free self-raising flour
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Lower Sugar: Reduce sugar slightly and use honey
Storage and Freezing
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Room Temperature: Store in an airtight container for up to 3 days
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Refrigerator: Keeps for up to 5 days
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Freezing: Slice and freeze for up to 3 months
Frozen slices can be toasted straight from the freezer.
Why This Recipe Works
The balance of fats from butter and peanut butter keeps the loaf moist, while the combination of white and brown sugar adds depth of flavor. Milk ensures a soft crumb, and gentle mixing prevents toughness.
It’s a reliable, forgiving bake that delivers consistent results.
Final Thoughts
This homemade peanut butter loaf is simple, comforting, and packed with flavor. Whether you bake it for your family, share it with friends, or keep slices in the freezer for busy days, it’s the kind of recipe you’ll come back to again and again.
Soft, nutty, and satisfying, it proves that the best bakes are often the simplest ones.