Key Lime Pie

Originally Posted on https://www.favfamilyrecipes.com/key-lime-pie/

Ingredients
For the crust:

• 1/3 cup butter
• 1/4 cup sugar
• 1 1/4 cup crushed graham crackers

For the filling:

• 4 large egg yolks
• 14 oz sweetened condensed milk
• 1 lime
• 1/4 cup key lime juice
• 2 teaspoons lime zest
• Whipped topping to garnish

Directions

For the crust:

• Melt butter, add sugar and then add crushed crackers.
• Spread evenly into 9" pie plate and press onto bottom and sides to form an even crust.
• Chill for an hour until firm OR bake at 375⁰ F for 5 min and allow to cool before filling.

For the filling:

• Preheat oven to 350⁰ F 
• With electric mixer beat the egg yolks until they are thick and turn to a light yellow (it takes a while, just keep beating). 
• Slowly add sweetened condensed milk while mixing on a low speed. 
• Zest 1 lime, then juice it. Pour the fresh lime juice into a 1/2 cup measuring cup then fill the cup with the Key Lime juice to make a full 1/2 cup of juice. 
• Gradually add the lime juice and zest and continue to mix on a low speed just until blended.
• Pour the mixture into the prepared pie shell and bake 15 minutes. Remove and let cool. 
• Serve with a garnish of whipped topping and a small slice of lime if desired.