Cajun Cauliflower Hash

Ingredients

• 1 1/2 teaspoons chili powder
• 1/2 teaspoon dried thyme
• 1/4 teaspoon salt (or to taste)
• 1/4 teaspoon ground black pepper
• 1 tablespoon olive oil
• 3/4 cup onion, chopped
• 2 garlic cloves, minced (2 teaspoons)
• 2 cups cauliflower, diced (8 ounces)
• 1/4 cup celery, diced (1 stalk)
• 1 cup frozen hash brown potatoes (not patties)
• 3/4 cup green bell pepper, diced
• 1 tablespoon parsley, chopped