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Prep Time: 10 minutes
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Cook Time: 15 minutes
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Resting Time: 8 minutes
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Total Time: 33 minutes
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Servings: 2 portions
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Skill Level: Intermediate
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Heat Intensity: High (for searing the steak)
Why This Plate Is a Keto Powerhouse
When following a ketogenic or low-carb protocol, the goal isn’t just cutting carbs—it’s replacing those calories with nutrient-dense, healthy fats and quality protein that promote satiety and ketosis.
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Sustained Ketosis: The combination of grass-fed beef fat, butter, and avocado oil yields clean energy without insulin spikes.
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Potassium & Electrolyte Support: One of the most common pitfalls on keto is electrolyte loss. A single avocado supplies nearly 700 mg of potassium—more than a standard banana—helping prevent muscle cramps and keto flu symptoms.
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Healthy Monounsaturated Fats: Avocados and high-quality olive oil are loaded with oleic acid, a heart-healthy fat that slows digestion and keeps you full for hours.
Choosing the Best Cut of Steak
While any quality cut works, Ribeye is the gold standard for keto. Its generous intramuscular marbling melts during cooking, providing natural juiciness and an optimal fat-to-protein ratio.
If you prefer a leaner cut like New York Strip or Top Sirloin, simply increase the garlic butter basting portion at the end to keep your fat macros high.
Pro Tip: Look for a steak that is at least 1.25 to 1.5 inches thick. Thinner steaks overcook in the middle before you can build a rich, golden-brown crust on the outside.
Kitchen Equipment Needed
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Cast-Iron Skillet: Essential for retaining high heat and creating a deep, caramelized Maillard crust.
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Instant-Read Meat Thermometer: Eliminates guesswork for precise internal doneness.
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Tongs: For safely turning the steak and holding it on its side to render the fat cap.
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Spoon: For basting the steak with melted herb butter.
Ingredients Breakdown
For the Steak:
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2 thick-cut Ribeye steaks (approx. 10–12 oz each, brought to room temperature)
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1.5 tbsp avocado oil or ghee (high smoke-point oil)
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1.5 tsp coarse sea salt or flaky kosher salt
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1 tsp freshly cracked black pepper
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1 tsp garlic powder
For the Garlic-Herb Butter Bast:
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3 tbsp unsalted butter (preferably grass-fed, like Kerrygold)
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3 cloves garlic, lightly smashed
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2 sprigs fresh rosemary
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3 sprigs fresh thyme
For the Avocado & Spinach Power Sides:
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2 large ripe Hass avocados, halved, pitted, and sliced or fanned
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4 cups fresh baby spinach
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1 tbsp extra virgin olive oil
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1 tbsp fresh lime juice
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1/2 tsp crushed red pepper flakes (optional)
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Flaky sea salt to finish
Step-by-Step Cooking Guide
Chef’s Golden Rules for Success
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Dry the Meat Thoroughly: Moisture is the enemy of a good sear. Moisture creates steam, which yields grey, boiled-tasting meat instead of a crispy crust.
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Never Skip the Rest: Resting allows muscle fibers to relax and reabsorb juices. Cutting too quickly drains all the moisture onto your board, leaving dry steak behind.
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Slice Against the Grain: Look for the direction the muscle fibers run and cut perpendicular to them. This shortens the fibers, making every bite melt-in-your-mouth tender.
Complete Nutritional Breakdown
Values are estimated per serving (1 complete plate: 1 steak + 1 avocado + half the spinach side).
| Nutrient Metric | Amount Per Serving | Daily Value (%) |
| Calories | 840 kcal | 42% |
| Total Fat | 66 g | 85% |
| ↳ Saturated Fat | 26 g | 130% |
| ↳ Monounsaturated Fat | 32 g | — |
| ↳ Polyunsaturated Fat | 5 g | — |
| Total Carbohydrates | 11 g | 4% |
| ↳ Dietary Fiber | 8 g | 29% |
| ↳ Net Carbohydrates | 3 g | Keto Optimal |
| Protein | 52 g | 104% |
| Potassium | 1,120 mg | 24% |
| Sodium | 890 mg | 39% |
| Vitamin A | 2,800 IU | 56% |
| Magnesium | 110 mg | 28% |