Sweet-and-sour dishes are always popular at chinese restaurants, but they typically contain meat, poultry, or seafood and are out for vegetarians and vegans. This recipe is the perfect solution. It's made with tempeh simmered with pineapples and peppers in an easy homemade sauce of tangy vinegar and sugar. Serve it on its own or over rice, israeli couscous, or a whole grain. This is just one recipe. There are so many more ways to use versatile tempehtacos, teriyaki, chili, gyros, barbecueas a meat substitute, you'll never get bored.