#1 Preheat oven to 350°F. Mix flour, cocoa powder, baking soda and salt in medium bowl. Set aside. #2 Beat butter and sugar in large bowl with electric mixer on medium speed 5 until light and fluffy. Beat in eggs, one at a time. Mix in sour cream, milk, food color and vanilla. Gradually beat in flour mixture on low speed until just blended. Spoon batter into 30 paper-lined muffin cups, filling each cup 2/3 full. #3 Bake 20 minutes. Cool in pans for 5 minutes. Remove from pans cool completely. Frost with Vanilla Cream Cheese Frosting. #4 Vanilla Cream Cheese Frosting: Beat cream cheese, softened, butter, sour cream and Vanilla Extract in large bowl until light and fluffy. Gradually beat in confectioners' sugar until smooth.