Herky Jerky

3 lb. lean London broil
1/2 c. soy sauce
1/2 c. Worcestershire sauce
4 tbsp. liquid smoke
1 tsp. salt
2/3 tsp. pepper
2/3 tsp. garlic powder
2 tsp. onion powder
2 tsp. monosodium glutamate (optional)
2 tsp. red pepper flakes for spicy (optional)

Trim any fat, semi-freeze meat, uniformly appx. 1/4 " slice meat with grain for chewy or across for soft. Place meat in shallow glass baking dish. Combine all ingredients and pour over meat. Marinate overnight in refrigerator (flip meat at least once).  
Preheat oven to lowest temp., lay strips on cake rack, and place these racks on cookie sheets. Leaving oven door ajar. Bake 6-8 hours, or until meat is chewy. Another option for drying beef in oven; slide strips on bamboo skewers suspend from oven rack over a cookie sheet.

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