Cut steak into strips; toss in flour, salt and pepper.
Add to crockpot with onion, garlic, half of the pepper strips and stir.
Combine tomatoes with beef granules, soy sauce and Worcestershire sauce. Pour into crockpot moistening the meat well.
Cover and cook on low 8-10 hours.
One hour before serving, turn to high setting and stir in remaining pepper strips.
Serve over hot cooked rice.