Recipe by Lori Ross

3 tbsp minced onion
1 garlic clove, minced
3/4 tsp crushed red pepper flakes
1 tsp oil
3 tbsp water
1 tbsp creamy peanut butter
1 tbsp hoisin sauce
1 tsp tomato paste
3/4 tsp sugar

Cook onion, garlic, and crushed red pepper in oil in a small saucepan over moderate heat, stirring until pale golden, about 4 minutes. Whisk in remaining sauce ingredients. Simmer, whisking for 1 minute, and then cool.