To Store. Cooked zucchini boats will stay fresh in the fridge for 2-3 days. If you have extra zucchini here's a quick guide on how to store zucchini. I just tried making these taco zucchini boats for the kids, and it's a hit! Swapping out carbs with veggies while still keeping it tasty is genius. Thanks for this recipe, Julia! The acute upward a