Butter Garlic Prawns Butter Garlic Prawns 1. Step In a frying pan, melt butter over medium heat. Add minced garlic and red chilli flakes. 2. Step Sauce for 1/2 minutes and add the prawns. Cook for 2/3 minutes until they turn pink. 3. Step Add seasoning as per taste. Be careful not to overcook; prawns cook quickly.