Roast beef & cheese on a brioche bun hot pan sandwiches

Brioche bun slider (enriched wheat flour [wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid], water, sugar, nonfat milk, yeast, butter, wheat gluten, salt, cultured wheat flour, vinegar, soybean oil, guar gum, yellow corn flour, turmeric oleoresin color, enzymes, paprika oleoresin color, natural flavor, ascorbic acid [antioxidant], shine agent [water, vegetable protein blend (pea, potatoes, rice), sunflower and/or canola oil, dextrose, maltodextrins, starch]). roast beef - water and modified food starch product (beef, beef broth, potassium lactate, potassium acetate, vinegar, salt, modified food starch, contains 2% or less of: dehydrated onion, sugar, sodium phosphate, natural flavorings). pasteurized process sharp cheddar cheese (milk, cream, water, sodium citrate, salt, cheese culture, sorbic acid [preservative], citric acid, enzymes, soy lecithin, color added). topping packet (olive oil, canola oil, parmesan cheese [pasteurized part-skim milk, cheese culture, salt, enzymes], natural flavor, spice).