Press Saute; melt butter in Instant Pot. Add onion; cook and stir about 4 minutes or until onion begins to turn golden. Add garlic and ginger; cook and stir 1 minute. Add tumeric, coriander, garam masala, cumin, red pepper, and paprika; cook and stir 30 seconds. Add tomatoes and salt; cook and stir 2 minutes. Stir in chicken; mix well.