Bring a large pot of water to a boil. Add spinach and stir for 30 seconds. Strain out into a colander. Squeeze out excess water. Reserve spinach. In pan heat olive oil over medium-high heat. Add garlic and chili and cook for approximately 1 minute or until the garlic just begins to brown. Add spinach and sauté for 3 minutes. Add lemon juice, salt and pepper. Toss and serve immediately. Serves 4.