305-946-9831 harriettesonthego@gmail.com
    Open Daily: 7:30 AM - 5:30 PM
    Harriette's On The Go Key Largo Logo
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    Harriette's On The Go signature breakfast with muffin, eggs, sausage, hash browns and orange juice in Key Largo
    Breakfast & Lunch Served All Day

    Key Largo's Breakfast & Lunch Food Truck

    All-day breakfast and satisfying lunch, served fresh from our food truck window on Overseas Highway in Key Largo. Pull up, order at the window, and grab homemade muffins, specialty coffee and tropical drinks to go. You'll spot us from the road.

    Harriette's On The Go is a breakfast and lunch food truck parked on Overseas Highway (US-1) at 101780 Overseas Highway in Key Largo, Florida. Order at the window and grab your food to go—you'll spot us from the road. We're open daily to locals, travelers, and the public.

    Open Daily

    7:30 AM - 5:30 PM

    On Overseas Highway

    101780 Overseas Highway

    Key Largo, Florida

    Open to the Public

    Resort guests, locals and visitors are all welcome.

    Specials

    Try Something New

    Mile Marker Chicken Nachos

    Corn tortilla chips topped with shredded cheddar cheese, fresh pico de gallo, scallions and homemade guacamole. Sour cream served on the side.

    Breakfast Wrap

    Scrambled eggs, shredded hash browns, choice of cheese, bacon or sausage, and sautéed green peppers and onions. Wrapped in a 12-inch flour tortilla.

    Popular Breakfast & Lunch Selections

    Harriette's Signature Breakfast

    Your choice of one homemade muffin, two eggs cooked your way, four strips of bacon or two sausage patties, and crispy hash browns.

    Breakfast Sandwich

    Two eggs cooked scrambled, cheese, and your choice of bacon or sausage on a homemade biscuit or white toast. Served with crispy hash browns.

    Mile Marker Breakfast Bowl

    Crispy hash browns topped with two eggs cooked your way, choice of cheese, sautéed onions and peppers, and your choice of bacon, sausage or spicy beef.

    Chicken Caesar Wrap

    Seasoned grilled or blackened chicken, romaine lettuce, Parmesan cheese and Caesar dressing in a grilled flour tortilla. Served with French fries.

    Keys Hibachi Bowl

    Hibachi-style fried rice with grilled chicken or shrimp, sautéed vegetables, and our creamy yum-yum sauce.

    All-Day Breakfast in Key Largo

    Start your morning — or satisfy a midday craving — with complete breakfasts served all day. Choose from our Signature Breakfast, breakfast sandwiches, wraps, pancakes, a build-your-own omelet, and crispy hash browns. Gluten-free bread is available for an additional charge.

    Explore Breakfast Options

    Lunch at Our Key Largo Food Truck

    Stop by for a Mile Marker Smash Burger, Chicken Caesar Wrap, quesadilla, or our new Keys Hibachi Bowl with chicken or shrimp.

    Explore Lunch Options
    Baked Fresh Daily

    Fresh Homemade Muffins & Specialty Coffee

    Complete your breakfast or coffee order with a homemade Harriette's muffin. Flavors rotate daily, so ask which selections are available today. Pair it with a Café con Leche or a classic or iced latte — including caramel, coconut, mocha and vanilla — with oat or almond milk.

    Fresh homemade muffin from Harriette's On The Go in Key Largo

    Why Visit Harriette's On The Go

    All-Day Hours

    Breakfast and lunch served from 7:30 AM to 5:30 PM, every day.

    On Overseas Highway

    Easy to spot from the road along US-1 in Key Largo.

    Open to Everyone

    Resort guests, locals, and visitors are all welcome.

    Coffee & Drinks

    Specialty coffee, lattes, cold juices and frozen virgin drinks.

    Our Location

    Find Us in Key Largo

    On Overseas Highway — You'll Spot Us From the Road

    • Local Residents
    • Visitors to the Keys
    • Boaters & Anglers
    • Families
    • Vacationers
    • Resort Guests

    Everyone is welcome! Harriette's On The Go is OPEN TO THE PUBLIC. Just pull up on Overseas Highway and walk up to the window.

    101780 Overseas Hwy, Key Largo, FL 33037

    On Overseas Highway (US-1) in Key Largo

    Open Daily: 7:30 AM - 5:30 PM

    Harriette's On The Go bright yellow food truck on Overseas Highway in Key Largo, owned by Kevin Mendoza
    Our Story

    A Fresh Stop in Key Largo

    Harriette's On The Go is a Key Largo food-truck concept built around fresh food, fast service and easygoing Keys days. Our focused menu brings together all-day breakfast, satisfying lunches, homemade muffins, specialty coffee and tropical drinks.

    Located on Overseas Highway in Key Largo and open to the public, we're creating our own place in the Keys—one meal, one coffee and one guest at a time.

    Meet Harriette's On The Go

    Frequently Asked Questions

    Come See Us at the Truck

    On Overseas Highway in Key Largo • Open Daily 7:30 AM - 5:30 PM
    Locals, visitors and resort guests are all welcome.

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