Peheat the grill or grill pan over medium heat.Brush mushroom caps with olive oil and sprinkle with salt and pepper.Grill mushrooms for 4–5 minutes on each side until tender and grill marks appear.Assemble the burger: place lettuce, tomato, onion, and avocado between the grilled mushrooms or use one mushroom as a "bun" and serve open-faced.Serve immediately with your favorite low-carb side.
Notes
Nutrition (Per Serving)
Calories: 380
Protein: ~5g
Carbohydrates: ~9g
Fat: ~35g
Fiber: ~4g
Net Carbs: ~5g
Notes
For extra flavor, marinate mushrooms in balsamic vinegar for 10 minutes before grilling.
Add a slice of cheese or grilled halloumi if desired.
Great served with a side of zucchini fries or a cucumber salad.