Sirloin Skillet and Vegetables
- Makes 4
- Prep 5 minutes
- Cook 10 minutes
- Total 15 minutes

Easy Sirloin Skillet with Vegetables Recipe is a hearty, good, low carb and keto pan fried top sirloin steak dinner with mushrooms, zucchini, and onions for a cheese-free way to use up cheesesteak style thin sliced top sirloin!
At Avdaye, we add lots of tips in all of our recipes – because we are a home cook without any formal training, and we find we are more confident making dishes when we understand why it works, and what each ingredient means to the flavor of a recipe. Our goal is for even the most beginner home cook to feel empowered in the kitchen.
Sirloin Skillet with Veg
If you're looking for Keto Cheesesteak Ideas, this easy sirloin skillet recipe is for you!
Easy Sirloin Skillet with Vegetables is a hearty dinner that is packed with juicy steak flavor, takes under 15 minutes from fridge to table, and is a family-pleasing meal that is packed with vegetables and naturally low carb.
This good sirloin skillet recipe is great with rice, cauliflower rice, or in sandwiches (melt some cheese over it for a tasty take on a veggie-packed cheesesteak) – and also is good over lettuce as a rich and meaty salad!
This sirloin skillet with vegetables recipe is one of our favorite easy pan fried steak dinners, and we know it will be one of yours, too!
Top sirloin is a deliciously easy cut of steak – if you know how to cook it properly. Cooking steak too fast or too slow can result in tough, chewy, or flabby meat – but properly cooked thin cut sirloin should be buttery, tender, and have a nice caramelization that is easy to chew and melts in your mouth.
Kitchen notes
Use thin sliced top sirloin. Top sirloin cooks best when it has been sliced thin – the meat cooks faster and connective fibers are shorter, making them less likely to get tough when cooked quickly.
Use a large, heavy pan. Your pan is a major part of this recipe – use a large, heavy pan like a cast iron skillet, a wok, or large frying pan that gets hot and heats evenly. Your pan should not be too small because you don't want to overcrowd it and make the steak boil instead of pan-fry.
Stir only enough to prevent burning. Stirring sirloin too often prevents it from searing and getting a lovely browned outside – which is critical for meat that isn't soft and flabby. Let your steak brown before stirring to get the best flavor.
Slice Thin. For the best pan fried or stir fried top sirloin though, it is important to be sliced thin so it can cook hot and fast, making the meat tender and easy to chew. Slicing meat thin can be quite difficult at home if you cant find thin sliced meat in the store – but with these easy tips you'll know how to thin slice a steak in no time!
A few answers
What type of sirloin should we use?You can use either top sirloin or bottom sirloin. Top sirloin is leaner and more tender, making it a better option for quick skillet recipes. Bottom sirloin can also work but may require slightly longer cooking to achieve tenderness.
How should we cut the sirloin for the skillet?Slice the sirloin into thin strips, about 1/4-inch thick. This allows for even cooking and ensures the meat stays tender.
What vegetables work best in a sirloin skillet?Common vegetables include bell peppers, onions, zucchini, mushrooms, and broccoli. These vegetables cook quickly and add great flavor and texture to the dish.
How do we prevent the sirloin from becoming tough?To prevent toughness, cook the sirloin quickly over high heat, avoiding overcooking. Also, make sure the skillet is hot before adding the meat, and avoid overcrowding the pan.
Should we marinate the sirloin before cooking?Marinating is optional but can add extra flavor. A simple marinade with soy sauce, garlic, and a bit of olive oil works well. Marinate for at least 30 minutes or up to 2 hours for best results.
Can we add a sauce to the dish?Yes! You can make a simple pan sauce by deglazing the skillet with beef broth, soy sauce, or balsamic vinegar after cooking the meat and vegetables. Let it reduce slightly before serving.
Can we make this dish ahead of time?The sirloin skillet is best served fresh, but you can prepare the ingredients ahead of time by slicing the sirloin and chopping the vegetables. Store them separately in the refrigerator until you're ready to cook.
How do we store leftovers?Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet over medium heat, adding a splash of broth or water to keep the meat and vegetables from drying out.
Serve it with
If you love this good and easy sirloin and vegetables skillet and you're looking for quick keto and low carb side dishes to serve alongside it, please check out some of our favorites:
The Best Ever Cauliflower Rice
4 Ingredient Keto Jalapeno Cheese Bread
Share Pin It FollowIngredients
- 2 tbsp olive oil
- 1 ½ lb top sirloin, thinly sliced
- 1 white onion, skin removed, halved, and sliced into thin strips
- 1 zucchini, sliced into thin half rounds
- 8 oz cremini mushrooms, cleaned and sliced thin
- 2 tsp pepper, freshly cracked
- 1 tbsp montreal steak seasoning
Method
- Heat large pan or skillet on high until hot to the touch.
- Add olive oil to pan and swirl until thin and shimmery, about 30 seconds.
- Add sliced sirloin to pan, making sure to not stack on top of itself or in big clumps – don't crowd together.
- Let sliced sirloin brown, then stir to flip and brown on other side – about 1-2 minutes per side.
- Add onions to pan, let cook until softened, another 3 minutes.
- Add zucchini, mushrooms, and seasonings and continue to cook until vegetables are softened and lightly browned, about 3-4 minutes.
- When vegetables are lightly browned, remove from heat and serve immediately in a sandwich, over rice or cauliflower rice, with vegetables, or on a plate and enjoy!








