Cook and stir ground beef and onion in 10" skillet until beef is brown; drain. Stir in catsup, mustard and soup. Heat to boiling; reduce heat. Simmer uncovered, stirring occasionally, 5 minutes. Heat oven to 375?. Generously grease 12 cup bundt cake pan. Mix remaining ingredients; beat vigourously 30 seconds. Spread 2 cups of the batter in bottom and about 2 inches up side and center of pan. Spoon ground beef mixture evenly onto center of batter. Drop remaining batter by teaspoonfuls about 1/2 inch apart onto groung beef mixture. Bake until light brown and firm, about 25 minutes. Invert on heatproof serving plate. Serves 6 (From: Favorites from past and present) Posted to brand-name-recipes by Nsabatino@aol.com on Feb 3, 1998