Cook asparagus in small amount of water until tender. Drain well and cool thoroughly. In food processor or blender, process asparagus and next five ingredients until mixture is smooth, about 30 seconds.
Scrape bowl frequently.
Remove from food processor bowl and stir in onion and tomato. Chill thoroughly before serving with tortilla chips, cut vegetables, chicken or seafood. 1 cup canned, chopped green chilies 2 tsp. Cook or steam asparagus in small amount of water until tender. Drain well and cool thoroughly.