In a bowl, mix the crushed graham crackers with melted butter until the mixture resembles wet sand. Press firmly into a pie dish to form the crust.
2 cups crushed graham crackers, ¼ cup melted butter
Place the crushed pineapple in a fine mesh strainer and press with the back of a spoon to remove as much juice as possible. Set aside.
1 cup crushed pineapple in juice
In a large bowl, whisk or beat together the sweetened condensed milk and lemon juice until slightly thickened.
1 cup sweetened condensed milk, 1 lemon
Gently fold the whipped cream into the milk mixture until smooth and fully combined.
1 ½ cups whipped cream
Fold in the drained pineapple, shredded coconut, chopped cherries, and chopped pecans.
1 cup shredded coconut, ½ cup chopped maraschino cherries, ½ cup chopped pecans
Pour the filling into the prepared graham cracker crust and smooth the top. Cover and freeze overnight.
About 1 hour before serving, spread the whipped topping over the chilled pie. Garnish with extra maraschino cherries and pecans.
8 ounces whipped topping, Extra maraschino cherries