1Heat oven to 325°F. Spray 6 (6-oz) custard cups or ramekins with cooking spray.
2In blender, place all ingredients except peanut brittle. Cover; process on high speed just until smooth. Pour mixture evenly into custard cups. Place cups in 13x9-inch pan; place pan in oven. Carefully pour very hot water into pan to within 1/2 inch of tops of cups.
3Bake 45 minutes or until knife inserted halfway between center and edge comes out clean. Carefully transfer cups from water to cooling rack using tongs; cool completely.
4Cover; refrigerate at least 8 hours. Sprinkle each custard with 2 teaspoons peanut brittle before serving.