Luke Brown on Instagram: "Grinder Salad Sandwiches never disappoint! INGREDIENTS 1/2 cup of mayo 2 TBSP of red wine vinegar 1/2 tsp of salt 1 tsp of dried oregano, Italian seasoning, and garlic powder 1/2 tsp of red pepper flakes 1/3 cup pepperoncinis peppers drained 1/3 cup of shredded Parmesan cheese 8 oz shredded iceberg lettuce 1/2 of a red onion thinly sliced Sandwich bread Ham Salami Pepperoni Provolone Sliced tomato INSTRUCTIONS In a large bowl, mix together mayo, red wine vinegar, salt,