Maybe it’s finding a better way to zest a lemon. Or learning to use a steampunk coffee machine. Or developing a recipe for gumbo with a magical dark roux that’s better than the rest. Or creating a school lunch that’s healthier, tastier and more cost-effective. Or rediscovering parsley as a powerhouse ingredient. Culinary innovation happens every day in hot, fluorescent-lit, busy, noisy kitchens. Here are 10 of the coolest things happening in the back of the house.