Homemade Beef Jerky

The best homemade beef jerky that is also easy to make.
Ingredients:
9 lbs beef round top, I got it from Costco
1 cup soy sauce, low sodium
1 tbsp ground garlic powder
1 tbsp ground pepper
1 tbsp Worcestershire sauce
1 tbsp ground onion powder
1/2 tbsp brown sugar
1 tbsp crushed red peppers, optional