"These easy to make Roast Beef Sliders are so easy to make but pack so much flavor! They're great for a party appetizer or a busy weeknight dinner!..."
INGREDIENTS
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2 cups beef broth ((I prefer the low sodium))
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1 pound deli sliced roast beef
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12 Hawaiian rolls, cut in half lengthwise
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12 slices provolone cheese
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1/2 cup salted butter, melted
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1/2 Tablespoon dijon mustard
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1 teaspoon dried onion flakes
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1/2 teaspoon garlic powder