FITness: 209 cals., 25g protein, 5g fat, 17g carbs. What You’ll Need: 1 tsp. vegetable oil 12 oz. boneless beef sirloin steak, trimmed of fat, cut into bite-sized pieces 8 oz. fresh mushrooms, quartered 1 medium onion, chopped 3 cloves garlic, minced 1 Tbsp. balsamic vinegar 2 14 oz. can low sodium diced tomatoes, undrained ¼ c. dried Italian seasoning ¼ tsp. fennel seed, crushed ¼ tsp. black pepper 3 c. kale or escarole, chopped 1 c. fresh green beans, sliced into bite-sized