Brownie Pie
["1 sq. unsweetened chocolate or 3 Tbsp. cocoa", "1/2 c. margarine", "1 c. sugar", "2 eggs", "1/2 c. sifted all-purpose flour", "1/2 c. chopped nuts (optional)", "1 tsp. vanilla"]
["Preheat oven to 350\u00b0.", "Lightly grease 9-inch pie plate.", "Melt margarine over very low heat.", "Stir in chocolate.", "Beat in sugar and eggs well.", "Add flour gradually, beating just until combined. Stir in nuts and vanilla.", "Pour into pie plate and bake for 25 minutes.", "Cool slightly.", "Serve warm with vanilla ice cream."]
["unsweetened chocolate", "margarine", "sugar", "eggs", "flour", "nuts", "vanilla"]