In a large saute pan over medium high heat, add oil, onions, bell peppers, garlic, salt, pepper, and paprika. Saute for 5 minutes.
Add ground beef and cook and crumble until no longer pink. Reduce heat to medium low and add bbq sauce. Stir to combine then let simmer, stirring occasionally.
Lay hoagies, split open on a parchment paper lined baking sheet. Spray each with a light layer of cooking spray. Evenly divide one cup of cheese and sprinkle over each rolls. Place in oven for 8 minutes.
After removing rolls from oven, stir remaining cheese into beef mixture. Spoon on to rolls and slightly press the sides of the rolls together to let the cheese melt together some.
Keyword bbq, bell peppers, cheese, ground beef, ground beef recipes, hot sandwich, hot sandwiches, sandwich, sandwiches