Sour Cream Rhubarb Coffee Cake
["1/2 c. granulated sugar", "1/2 c. chopped nuts", "1 Tbsp. melted butter", "1 tsp. cinnamon", "1 1/2 c. brown sugar", "1/2 c. shortening", "1 egg", "2 c. flour", "1 tsp. soda", "1/2 tsp. salt", "1 1/2 c. rhubarb, cut in small pieces", "1 c. sour cream"]
["Mix granulated sugar, chopped nuts, melted butter and cinnamon and set aside for topping."]
["sugar", "nuts", "butter", "cinnamon", "brown sugar", "shortening", "egg", "flour", "soda", "salt", "rhubarb", "sour cream"]