Combine first 3 ingredients in a large wooden bowl. Press with the back of a spoon to make a paste. Stir in next 5 ingredients.
Whisk in 1/4 cup extra-virgin olive oil in a thin, steady stream. Continue to whisk to form a thick dressing. Stir in 2 tablespoons Parmesan cheese. Add romaine leaves, tossing to coat.
Arrange lettuce on 2 serving plates; sprinkle with cracked pepper and remaining 2 tablespoons Parmesan cheese, and serve with toasted baguette slices.
Villa Saverios, Tijuana, Mexico
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