Frozen Lemon Mousse with Blueberry Sauce

Name: Frozen Lemon Mousse with Blueberry Sauce
Yield: 10 Servings
Ingredients: 3 large eggs; 3 large egg yolks; 3/4 cup fresh lemon juice; 1/2 cup sugar plus 5 tablespoons sugar; 1/4 cup (1/2 stick) unsalted butter, diced; 4 teaspoons grated lemon peel; 1 cup chilled whipping cream; 1 cup crumbled amaretti cookies (Italian macaroons; about 24); 4 1/2-pint baskets blueberries