Add 1 cup of cubed ice to a cocktail mixer
Measure and pour tequila, cointreau, simple syrup, lime juice, lemon juice and orange juice into the cocktail mixer
Place lid on cocktail mixer and shake until well mixed
Pour salt, tajin or sugar on a plate, wet the rim of whatever glass you would like to use and set the glass upside down on the plate submerging the rim into your desired garnish
Fill the glass 3/4 full with crushed ice and carefully pour your margarita into your glass making sure not to hit the rim
Serve immediately and enjoy!