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Gourmet Roast Beef Sliders with Caramelized Onion

These are not your typical sliders. Each is filled with tender roast beef, crispy baby spinach, a generous layer of caramelized onions, and a hearty splash of blue cheese. All piled onto warm Hawaiian Butter Dinner Rolls and brushed with melted butter before baking. These sweet and savory sandwiches...
3
1 hr
TOTAL TIME
261
CALORIES
$1.20
PER SERVING
Gourmet Roast Beef Sliders with Caramelized Onion
Ingredients
CARAMELIZED ONIONS
12 SERVINGS
Olive Oil
1/4 cup olive oil
Yellow Onion
2 large yellow onion
thinly sliced half rounds
Water
2 cups water
SLIDERS
Blue Cheese
3/4 cup blue cheese
crumbles
Butter Dinner Rolls
12 whole butter dinner rolls
individually sliced horizontally
Stone Ground Mustard
1/2 cup stone ground mustard
Thinly Sliced Roast Beef
3/4 lbs thinly sliced roast beef
Baby Spinach
1 cup baby spinach
Melted Butter
2 tbsp melted butter
Directions
CARAMELIZED ONIONS
35 min
PREP TIME
25 min
COOK TIME
1 hr
TOTAL TIME
1
In a saute pan over medium high heat, add the sliced onions, olive oil, and ½ cup water.
2
Stir frequently, adding more water as necessary to prevent sticking, until onions are golden brown and caramelized, approximately 30 minutes.
SLIDERS
3
Preheat the oven to 350 degrees.
4
Place each sliced roll on a baking sheet.
5
Spread the Stone Ground Mustard evenly on the inside of both halves of each roll.
6
Stack the baby spinach, half of the blue cheese, roast beef, caramelized onions, and remaining blue cheese onto the bottom halves of the rolls.
7
Place the top halves of the rolls over the fillings, press gently to seal the sandwich.
8
Brush the tops of the rolls with melted butter.
9
Bake for 20 minutes or until cheese is melted and bubbly. Serve warm.
Health Info
Macros
18g
CARBS
14g
FAT
12g
PROTEIN
Contains these allergens
MILK
WHEAT
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Frequently Asked Questions
Do I need to use a different kind of ground beef for sliders?
How do I form the perfect slider patties?
Do I need special slider buns?
How long do I cook sliders for?
Should I stuff my sliders?
How many sliders should I plan per person?
What toppings go best on sliders?
How can I keep my sliders from falling apart?
Can I make my sliders in advance?
What is the best way to serve sliders?