"Make Ahead Ham and Cheese Sliders are an easy, freezer-friendly meal that's perfect for busy weeknight dinners, get-togethers with friends, or potlucks!..."
INGREDIENTS
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1 stick butter (1/2 cup) (softened)
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2 teaspoons mustard
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2 tablespoons poppy seeds
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2 teaspoons Worcestershire sauce
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½ small onion, finely grated
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1 package (12 rolls) party rolls or slider buns (I like King's Hawaiian rolls)
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12 slices thinly sliced deli ham
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3 slices cheese (Swiss, cheddar, or American, cut into 12 squares)