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 )
