Baked Roast Beef Party Sliders
Baked Roast Beef Party Sliders stack tender deli beef with melty provolone and a trio of sautéed peppers, onions, and mushrooms under a buttery, seasoned glaze. Each bite is rich, cheesy, and peppery with a hint of garlic and herbs. Ideal for game day spreads, casual dinners, or potlucks where warm, grab-and-go sandwiches shine.
- Prep20 min
- Cook20 min
- Serves12
- DifficultyEasy
- 1
Preheat the oven to 350 degrees F (175 degrees C). Coat a 9x13-inch baking dish with cooking spray.
- 2
Cut the buns in half vertically, keeping them connected as one sheet. Remove the connected top sheet of buns and set it aside; place the connected bottom sheet of buns in the prepared dish. Layer the roast beef and cheese over the buns.
- 3
Heat oil in a small skillet over medium-high heat. Add the onion, bell pepper, and mushrooms; cook until softened, about 5 minutes. Spread the onion mixture over the beef and cheese; place the top sheet of buns on top.
- 4
Stir together the melted butter, garlic powder, adobo seasoning, and Italian seasoning; brush over the tops of the buns, pouring any extra down the sides.
- 5
Bake in the preheated oven until the cheese begins to melt, about 15 minutes. Use a serrated knife to separate each bun into a sandwich. Serve hot.
- Calories 382.31 kcal Moderate
- Protein 15.49 g Good Source
- Carbs 27.13 g Moderate
- Total Fat 22.92 g High
- Saturated Fat 5.95 g High
- Trans Fat 0.0 g Low Source
- Cholesterol 38.67 mg Moderate
- Sodium 737.4 mg High
- Fiber 1.42 g Low Source
- Sugar 4.23 g Moderate
- Added Sugar 0.0 g Low Source
- Calcium 162.52 mg Moderate
- Iron 1.89 mg Moderate
- Potassium 32.32 mg Low Source
- Vitamin A 38.73 mcg_rae Low Source
- Vitamin C 0.43 mg Low Source
- Vitamin D 0.23 mcg Low Source
Values are per serving. Percent Daily Values are based on a 2,000-calorie diet.
- Milk 🥛
- Wheat 🌾
- Gluten
- Garlic 🧄
- Onions 🧅
Join the first 5,000.
The first 5,000 members get lifetime Pro at 60% off. Priority access when we launch on iOS and Android. A direct line to the team building it.
No credit card required. No spam. Unsubscribe anytime.
Your data is encrypted with AES-256 and TLS 1.3. We never sell your data.