Ingredients

2 large eggs plus 6 large egg yolks 

1 cup sugar 

Pinch of salt 

Freshly grated zest of 2 lemons plus 2/3 cup fresh lemon juice (3 lemons) 

1 1/2 sticks (12 tablespoons) margarine, cut into 6 pieces 

Preparation

Beat eggs, yolks, sugar, and salt with an electric mixer until pale and thickened. Beat in lemon juice; add margarine. Bring to a simmer in a medium saucepan over medium heat, whisking. Cook until thickened, 3 to 4 minutes. Pour through a fine sieve into a bowl; stir in zest. Refrigerate until cold, about 1 hour.