Buttery cinnamon crumb topping is the crowning glory to this flavorful cake that starts with a simple cake mix.

ready in about 50 minutes; serves 24
You might need to buy:
  • Cinnamon Crumb Topping:
  • flour
  • firmly packed brown sugar
  • McCormick® Ground Cinnamon
  • chopped walnuts
  • Coffee Cake:
  • egg
  • sour cream
  • McCormick® Pure Vanilla Extract