Peanut Butter Cup Muffins

2 cups flour

1 tablespoon baking powder

1/2 teaspoon salt

1 cup sugar

1/3 cup cocoa powder

1 egg -- beaten

1/3 cup butter -- melted

1 cup milk

1 cup Reese`s peanut butter chips

Preheat oven to 400 degrees. Sift the first 5 ingredients together. Stir in the egg, butter and milk, until just blended. Fold in the peanut butter chips. Fill paper-lined muffin tins, full, and bake approximately 20 minutes.