Jellied Old-Fashioned Cole Slaw
["1 pkg. lemon Jell-O", "1 c. hot water", "1/2 c. mayonnaise", "1 tsp. grated onion", "2 Tbsp. vinegar", "2 c. fine shredded cabbage", "1/2 tsp. salt", "1/2 c. cold water", "1/2 c. sour cream", "1 Tbsp. prepared mustard", "1 tsp. sugar"]
["Dissolve gelatin and salt in hot water.", "Add cold water and chill until syrupy.", "Fold in remaining ingredients except cabbage. Chill until slightly thickened.", "Fold in cabbage.", "Chill until firm."]
["lemon Jell-O", "water", "mayonnaise", "onion", "vinegar", "cabbage", "salt", "cold water", "sour cream", "mustard", "sugar"]