Trim Any Fat From Meat.Cut Meat In 1/2" Cubes.Heat A Non Stick Saucepan Or Pan Sprayed With Cooking Oil Over Medium High Heat.Brown Meat Quickly A Stir In Undrained Tomatoes, Celery, Onions Lentils, Water, Tomatojuice, Chili Powder, Sugar, Garlic, And Cumin.Bring Mixture To A Boil;Reduce Heat.Cover An Simmer For About One Hour Or Until Lentils Are Tender.Makes Four Servings.