Dinner · Part 1 of 3: Ingredients
Tender Slow Cooker Garlic Butter Steak Strips

- Prep
- Cook
- Total
- Serves
- 4
Elevate your weeknight dinner with this effortless slow cooker recipe that delivers restaurant-quality steak strips. By combining high-quality beef with a rich, aromatic garlic butter sauce, you create a dish that is both sophisticated and incredibly simple to prepare.
Perfect for busy evenings, this method ensures that the meat becomes exceptionally tender, soaking up all the savory goodness while it gently cooks to perfection, leaving you with a hearty meal that is guaranteed to please every guest at your table.
The magic of this recipe lies in the slow, consistent heat of the slow cooker, which gently breaks down the fibers of the steak to create a melt-in-your-mouth texture. By adding a fragrant garlic butter sauce, you infuse every bite with deep, savory notes that are often hard to achieve with quick-cooking methods.
This dish relies on simple, high-quality ingredients, allowing the natural richness of the beef to shine while the butter and garlic provide a luxurious finish. It is the ultimate solution for those seeking a comforting, protein-forward meal without spending hours standing over a hot stove.
Ingredients
Main
- 2 lb flank steak or sirloin, sliced into strips
Garlic Butter Sauce
- 1/2 cup unsalted butter, melted
- 4 cloves garlic, minced
- 1 tbsp fresh parsley, chopped
Why this recipe works
The slow cooker environment creates a moist, enclosed space that prevents the steak from drying out. Because the beef is submerged in a flavorful butter sauce, it braises slowly, which helps to tenderize even leaner cuts of meat while simultaneously creating a rich, glossy sauce that coats every strip beautifully.
Cooking with a lid on ensures that the aromatic properties of the garlic and fresh herbs are trapped inside rather than escaping into the air.
This infusion process ensures that the flavor penetrates the meat deeply throughout the four-hour cooking cycle, resulting in a consistent taste profile that is impossible to replicate with faster, high-heat methods.
Notes and substitutions
For the best results, choose a cut of beef that has some marbling, such as top sirloin or flank steak. If using flank steak, be certain to slice it against the grain before adding it to the slow cooker, as this physical preparation is essential for achieving the most tender texture possible once the cooking cycle is complete.
The choice of butter significantly impacts the final taste, so reach for a high-fat, unsalted variety if possible. This allows for better control over the salt levels when you add your own kosher salt.
Additionally, fresh garlic is mandatory for this recipe; the pungent and sweet notes of fresh cloves far outperform jarred versions in this slow-simmered butter sauce.
- Flank steak: Top sirloin or tri-tip cut into thin, even strips
- Fresh parsley: Dried parsley or dried Italian seasoning blend
Equipment
- Slow cooker
- Mixing bowl
- Tongs
- Cutting board
- Chef knife
Up next · Part 2 of 3
3 steps · 4 h of cooking · what to look for at each stage
Step-by-step instructions (Part 2)