Combine rice, lentils, sweet potato, spinach and mushrooms in a large bowl. Add soy sauce, salt and pepper. Add bread crumbs and cilantro and mix well. Refrigerate for 15 to 39 minutes. Form mixture into 6 to 8 patties. Oil a vegetable grill generously--these patties tend to stick. Grill for 3 to 4 minutes on each side, until medium brown. Makes 6 to 8 patties. Variation: Instead of burgers, form mixture into small balls. Grill until browned. Serve as a snack with a dipping sauce or add to pasta with your favorite sauce. Per patty: 131 ca; 4 g prot; 0.6 g fat; 26 g carb; 0 chol; 286 mg sod; 3 g fiber GARHOW@HPUBMAA.ESR.HP.COM (GARRY HOWARD) REC.FOOD.RECIPES From rec.food.cooking archives. Downloaded from G Internet, G Internet.