Step 1: Prepare the Ingredients
1. Wash and Cut: Rinse the cauliflower and cut it into small florets. Clean and slice the mushrooms. Mince the garlic.

Step 2: Cook the Cauliflower
1. Heat Oil: In a large skillet, heat 2 tablespoons of olive oil over medium heat.
2. Sauté Cauliflower: Add the cauliflower florets to the skillet and season with salt and pepper. Sauté for about 5-7 minutes, stirring occasionally, until the cauliflower is tender and starting to brown.

Step 3: Add Mushrooms and Garlic
1. Add Mushrooms: Add the sliced mushrooms to the skillet and stir to combine. Cook for another 5 minutes, until the mushrooms are tender and have released their moisture.
2. Stir in Garlic and Thyme: Add the minced garlic and thyme to the skillet. Cook for an additional 1-2 minutes, stirring frequently, until the garlic is fragrant.

Step 4: Finish and Serve
1. Add Lemon Juice: If desired, drizzle with lemon juice for added brightness and stir to combine.
2. Garnish: Remove from heat and garnish with chopped fresh parsley.
3. Enjoy: Serve warm as a side dish or over grains for a light main course.