Prepare Lettuce: Rinse chopped romaine and red leaf lettuce thoroughly. Drain in a salad spinner or pat dry very well using paper towels. Refrigerate wrapped in paper towels briefly if extra crispiness is desired.
1 to 2 hearts romaine lettuce, 1 bundle red leaf lettuce
Combine Ingredients: In a large salad bowl, combine the lettuce, sliced shallots, and lemon zest.
2 shallots, 2 lemons
Dress Salad Drizzle: Drizzle the lettuce mixture with lemon juice, olive oil, kosher salt, and black pepper. Toss gently until evenly coated.
¼ cup extra virgin olive oil, Kosher salt, Black pepper
Finish and Serve: Sprinkle finely grated Parmesan cheese and, if desired, crushed red pepper flakes onto the salad. Toss lightly once more and serve immediately while crisp.
1 cup finely grated Parmesan cheese, Crushed red pepper flakes