toast curry powder, cayenne pepper and cumin in large deep skillet over medium-high heat for 30 seconds or until fragrant
stir in oil, onion, celery, cauliflower, carrot and garlic; cook, stirring, for 3 minutes or until beginning to brown
stir in ground beef and thyme, stirring up any browned bits from botton of pan
cook for 7 to 8 minutes, stirring to break up meat, or until beef is browned
stir in tomato and lentils; heat through
stir in lemon juice
season to taste with salt and pepper
serve garnished with coriander
Notes:
This zinc-rich dish is best made with cooked dried lentils. to prepare lentils, cook 2/3 cup dried green lentils at a simmer in 1 1/2 cups salted water for about 30 minutes or until soft but not mushy. server this dish over hot cooked ric