sentence: heat some butter in a pan and add some cumin seeds chopped garlic and chopped onions sentence: add some chopped celery chopped bell pepper to the mixture in the pan sentence: add chopped tomatoes some salt basil leaves and pepper and stir the mixture sentence: blend the mixture using a blender sentence: add flour to the butter in a pan sentence: cook the mixture in the pan until it turns light brown in color sentence: add strained tomato puree to the blond roux and stir the mixture continuously sentence: add some sugar and cream