The first speculation posits that Marinara evolved and developed on the ships themselves as a meat-and-dairy-and-fish-free sauce. For one thing, and most importantly, it resisted spoiling due to the high acid content of the tomatoes. In those days, an ever-present and lethal concern. In view of this fact, and hundreds of years before modern refrigeration methods emerged, Marinara was the consummate and ideal sauce for lengthy sea voyages. Moreover, quick assembly, extended shelf-life, and versatility produced a lasting, flavorful, satisfying, and inexpensive meal for the crew. Given these points, this a posteriori argument is logical and supports ontological proof the sauce was, at length, adopted and spread among the land-dwelling for the
