Awhile ago someone asked about tomatoless catsup.
 Banana-based catsup is available in some Asian food markets.
 
 Here are a couple recipes for tomato analogs (I haven't tried them).
 
 Un-Tomato Ketchup
 from Of These Ye May Freely Eat by JoAnn Rachor
 
 Blend until smooth:
 1 C. cooked carrots
 1/4 C. cooked beets
 1/4 C. water
 1/4 C. lemon juice
 1 T. sweetener of your choice
 1/2 tsp. salt
 1/2 tsp. onion powder
 1/4 tsp. garlic powder
 1/8 tsp. oregano