Heat oil in a small skillet over medium-high heat and cover skillet. Add onion to the skillet; cook and stir over low heat until translucent, about 10 minutes.

Add Living Simple Fuego into onion mixture; cook and stir for 30 seconds. Add cauliflower; cook and stir for 1 minute. Transfer cauliflower to a microwave-safe bowl and cover bowl..

Cook cauliflower in microwave until tender, about 3 minutes. Drizzle lemon juice over cauliflower.