Rim the glass with salt or Tajín seasoning, if desired. Rub a lime wedge around the rim of the glass, then dip it into a plate with salt or Tajín seasoning, rotating to coat the rim evenly. Set the glass aside.
Salt or Tajín seasoning for rimming the glass
In a blender, combine the frozen mango chunks, ice, tequila, lime juice, and agave syrup and blend until smooth. If needed, add a splash of water or more lime juice to adjust the consistency.
3 cup frozen mango chunks, 3 ounces tequila, 1-2 Limes, 1 tablespoon agave syrup, 1 cup Ice cubes
Taste the margarita and adjust the sweetness or tartness by adding more agave syrup or lime juice, if desired.
Once the frozen mango margarita is ready, pour it into the rimmed glass. Garnish with a lime wedge, mint, slices, or mango if desired. Serve immediately and enjoy!