Uploaded August 2026 | Updated September 2026, 3 weeks ago
That sizzle is all you need to know this dinner is going to be good. 🔥🥩 Dustin loads up these grilled ribeyes with mushrooms and onions and serves them alongside creamy mashed potatoes for the ultimate meal off the grill in minutes.
Steak with Mushroom and Onion: weber.com/US/en/recipes/red-meat/ribeye-grilled-mushrooms-and-onions-mashed-potatoes/weber-2524472.html
Ribeye with Grilled Mushrooms & Onions and Mashed Potatoes
Yield: 3 servings
Prep Time: 20 minutes
Grill Time: 12–16 minutes
Ingredients
Ribeye Steaks
3 ribeye steaks, 1½ inches thick
Olive oil blend, as needed
Weber Savory Steakhouse Seasoning, as needed
Grilled Mushrooms & Onions
1 lb button mushrooms, sliced
1 yellow onion, sliced
4 fl oz olive oil blend
Weber Sav’ry SPG Seasoning, as needed
Mashed Potatoes
2 lb prepared or store-bought mashed potatoes
Preparation
1. Prepare the grill for direct cooking over medium-high heat (475–525°F).
2. Place a grill basket on the grill and preheat with the lid closed for 10–15 minutes.
3. Brush the grill grates clean.
4. Place the ribeye steaks on a plate and brush each with a thin layer of olive oil.
5. Season the steaks liberally on both sides with Weber Savory Steakhouse Seasoning.
6. Add the sliced mushrooms and onion to a mixing bowl.
7. Drizzle with olive oil and toss until evenly coated.
8. Season the mushrooms and onions liberally with Weber Sav’ry SPG Seasoning.
Grilling
1. Place the seasoned ribeyes on the left side of the grill. Close the lid and grill for 4 minutes.
2. After 4 minutes, add the seasoned mushrooms and onions to the preheated grill basket on the right side of the grill.
3. Close the lid and cook everything for another 3 minutes.
4. Open the lid and flip the steaks, moving them to a fresh section of the grill if possible. Stir the mushrooms and onions.
5. Close the lid and grill for another 4 minutes. For medium doneness, the recipe calls for a pull temperature of 125°F.
6. Remove the steaks from the grill and top with the grilled mushrooms and onions.
7. Allow the steaks to rest for 5 minutes.
Serve
1. Serve the ribeyes warm with the grilled mushrooms and onions piled on top and mashed potatoes on the side.
2. Enjoy!
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That sizzle is all you need to know this dinner is going to be good. 🔥🥩 Dustin loads up these grilled ribeyes with mushrooms and onions and serves them alongside creamy mashed potatoes for the ultimate meal off the grill in minutes.
Steak with Mushroom and Onion: weber.com/US/en/recipes/red-meat/ribeye-grilled-mushrooms-and-onions-mashed-potatoes/weber-2524472.html
Ribeye with Grilled Mushrooms & Onions and Mashed Potatoes
Yield: 3 servings
Prep Time: 20 minutes
Grill Time: 12–16 minutes
Ingredients
Ribeye Steaks
3 ribeye steaks, 1½ inches thick
Olive oil blend, as needed
Weber Savory Steakhouse Seasoning, as needed
Grilled Mushrooms & Onions
1 lb button mushrooms, sliced
1 yellow onion, sliced
4 fl oz olive oil blend
Weber Sav’ry SPG Seasoning, as needed
Mashed Potatoes
2 lb prepared or store-bought mashed potatoes
Preparation
1. Prepare the grill for direct cooking over medium-high heat (475–525°F).
2. Place a grill basket on the grill and preheat with the lid closed for 10–15 minutes.
3. Brush the grill grates clean.
4. Place the ribeye steaks on a plate and brush each with a thin layer of olive oil.
5. Season the steaks liberally on both sides with Weber Savory Steakhouse Seasoning.
6. Add the sliced mushrooms and onion to a mixing bowl.
7. Drizzle with olive oil and toss until evenly coated.
8. Season the mushrooms and onions liberally with Weber Sav’ry SPG Seasoning.
Grilling
1. Place the seasoned ribeyes on the left side of the grill. Close the lid and grill for 4 minutes.
2. After 4 minutes, add the seasoned mushrooms and onions to the preheated grill basket on the right side of the grill.
3. Close the lid and cook everything for another 3 minutes.
4. Open the lid and flip the steaks, moving them to a fresh section of the grill if possible. Stir the mushrooms and onions.
5. Close the lid and grill for another 4 minutes. For medium doneness, the recipe calls for a pull temperature of 125°F.
6. Remove the steaks from the grill and top with the grilled mushrooms and onions.
7. Allow the steaks to rest for 5 minutes.
Serve
1. Serve the ribeyes warm with the grilled mushrooms and onions piled on top and mashed potatoes on the side.
2. Enjoy!
Shop Now: weber.com/US/en/home
Learn New Recipes: weber.com/US/en/recipes/weber-31811.html
Shop Our Seasonings: weberseasonings.com
Find us at Home Depot: homedepot.com/b/Weber/N-5yc1vZ1ls
Find us at Ace Hardware: acehardware.com/departments/outdoor-living/weber
Find us at Walmart: walmart.com/brand/weber/10048910
Find us at Lowe's: lowes.com/search?searchTerm=weber
Stay connected with us:
Facebook: facebook.com/weberbbq
Instagram: instagram.com/webergrills
Pinterest: pinterest.com/webergrills
TikTok: tiktok.com/@webergrills
X: https://x.com/webergrills
