Here is a quick, tasty lunch or snack, depending on when you want it and how hungry you are! The key to this slider, in my opinion, is the pretzel bun. There is something about roast beef, horseradish, and a pretzel bun that makes my mouth water. Add some cheese and sliced pepperoncini to kick it up a little – like all sandwiches, the sky is the limit. Let’s get to it! Save Print Roast Beef Sliders Prep time:  5 mins Cook time:  4 mins Total time:  9 mins Serves: 1   Ingredients 2 pretzel slider buns 6 oz deli sliced roast beef 2 tsp horseradish 4 – 5 pepperoncini, sliced thinly 4 tbsp shredded Italian cheese (Mozzarella, Romano, Parmesan, Asiago) Instructions Preheat…