To feed 20 people, you can make dishes like pasta with cherry tomatoes and rocket, taco bar, meatballs, butter chicken, lasagna, chili, homemade pizza, baked pasta, or skewers. Other options include prawn & coconut soup, creamy tomato courgetti, beetroot & feta grain salad, citrus salmon salad, or blackened salmon fajitas. These recipes are quick, healthy, and suitable for large groups.