"If you can't decide which berries to use in these muffins, you can't go wrong using half raspberries and half blueberries! —Linda Gilmore, Hampstead, Maryland..."
INGREDIENTS
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4 cups all-purpose flour
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2 cups sugar
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1-1/4 teaspoons baking powder
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1 teaspoon baking soda
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1 teaspoon salt
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3 cups fresh or frozen raspberries or blueberries
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4 large eggs, lightly beaten
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2 cups (16 ounces) sour cream
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1 cup canola oil
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1 teaspoon vanilla extract