Lemon Crunch Cake
["1 pkg. lemon cake mix", "2 c. crushed graham crackers", "1/2 c. chopped nuts", "3/4 c. brown sugar", "1 1/4 tsp. cinnamon", "3/4 c. margarine"]
["Prepare cake as directed on box.", "Put 1/2 of batter in 9 x 13-inch pan.", "Mix remaining ingredients until crumbly.", "Put 1/2 of this crumb mixture over batter.", "Add the rest of the batter and cover with remaining crumb mixture.", "Bake according to cake mix directions."]
["lemon cake mix", "graham crackers", "nuts", "brown sugar", "cinnamon", "margarine"]