Ingredients

The following ingredients have 4 Servings
  • 1 cup Unsalted Butter (room temperature)
  • 1 1/2 cups All Purpose Flour
  • 1/2 cup Sugar
  • 1 tablespoon Sour Cream
  • 1 Egg
  • 1 teaspoon Vanilla Extract
  • 1 cup Powdered Sugar
  • 3 tablespoons Butter (room temperature)
  • 1/2 teaspoon Vanilla
  • 1-2 teaspoons Milk
  • 2 cups M&M's (approximately )

Instruction