"Butterscotch Bars have a peanut butter cookie crust topped with marshmallows and a butterscotch-flavored crispy rice cereal mixture...."
INGREDIENTS
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1 cup (258 g) creamy peanut butter
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1 cup (200 g) granulated sugar
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1 large egg, (room temperature)
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1 package (10 ounces) mini marshmallows
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1 package (11 ounces) butterscotch chips
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¼ cup (½ stick / 57 g) unsalted butter
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⅔ cup (227 g) light corn syrup
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1 tablespoon vanilla extract
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5 cups crispy rice cereal, (like Rice Krispies)