Add ingredients to pitcher
Add the tequila, triple sec, lime juice & agave into a large pitcher and stir.
Refrigerate the pitcher or carafe until ready to serve.
When ready to serve, add kosher salt to a shallow bowl. Rub the edge of the glass with a lime wedge then dip the glass in salt.
Give the margarita a quick stir. Fill the glasses with ice cubes and pour the margaritas over the top.