Coconut Mystery Cookies
["2 egg whites", "1/2 tsp. vinegar", "1/4 c. semi-sweet chocolate chips", "1/8 tsp. salt", "1/2 tsp. vanilla", "1/2 c. sugar", "1 c. shredded coconut"]
["Beat egg whites and salt until foamy throughout.", "Add sugar, 2 tablespoons at a time, blending all well.", "Continue beating until mixture will stand in stiff peaks.", "Add vinegar and vanilla and beat well.", "Fold in coconut.", "Drop from teaspoon on greased cookie sheet.", "Place 2 chocolate chips in center of each cookie and cover with small amount of mixture.", "Bake at 250\u00b0 for 30 minutes."]
["egg whites", "vinegar", "semi-sweet chocolate chips", "salt", "vanilla", "sugar", "coconut"]