1 1/2 cups ice
2 fluid ounces tequila
4 fluid ounces orange juice
1 cup ice
3/4 fluid ounce grenadine syrup
Fill a highball glass with 1 1/2 cups ice and set aside.
Combine tequila and orange juice in a cocktail mixing glass. Add 1 cup ice, stir, and strain into the prepared highball glass. Slowly pour in grenadine and let settle.
Stir before drinking.