Stir in basil, spinach, cream cheese, pesto, lemon zest, juice, and salt. Then, stir until creamy. Divide into four bowls, garnish with remaining basil and optional chilli flakes. Serve immediately.
3. This pesto recipe can be used time and time again in dishes. Cover chicken breasts in it and pop them in the oven, drizzle over bruschetta or spread on a toasted cream cheese bagel.