Prepare all of the ingredients. Preheat oven to 400deg.
In a large saute pan over medium high heat, add oil and garlic. After 2 minutes add onions, salt, pepper, and steak. Cook for 3 minutes then add peppers and cook another 3 minutes. Remove from heat.
In a sauce pan over medium heat, add butter, garlic powder and paprika. Once melted whisk in flour. Cook for 2 minutes then whisk in chicken broth. Cook two minutes then whisk in heavy cream. Cook 2 minutes than add white cheddar cheese by the handful until fully incorporated. Reduce heat to medium low and cook for 3 minutes.
In a 13x9 baking dish, build the lasagna. Start with a thin layer of cheese sauce. Then a layer of lasagna noodles, ⅓ of the pepper and steak mix, ⅓ of cheese sauce and 6 slices of provolone. Repeat layers twice. Sprinkle with parsley and place in oven for 25 minutes.