A Shelter Island institution for over half a century, Marvelous Muffins in Point Loma operates a pre-dawn bakery counter at 2907 Shelter Island Drive with 16 muffin varieties baked fresh each morning. Blueberry, almond poppy seed, triple berry, and lemon cheesecake top the rotation, with best-sellers gone by mid-morning — an early-bird demand curve shared by the pre-dawn donut line at Winchell's Donut House. Beyond muffins, the counter stocks croissant and bagel breakfast sandwiches made to order, plus walnut cinnamon rolls and a full pastry case. The coffee bar pairs espresso drinks with the baked-goods case, anchoring a grab-and-go breakfast format on the Shelter Island causeway alongside the specialty roasts at Better Buzz Coffee Point Loma. Catering trays scaling the full muffin and pastry rotation to office and marina-event headcounts represent the largest orders the Shelter Island counter handles in Point Loma San Diego.