Preheat oven to 350°F. Place paper liners in 12-cup muffin pan.

Cupcakes: In large bowl, combine baking mix, sweetener and salt. In a cup, reserve 2 tsp juice for frosting. Add remaing juice to dry mix and stir well. Let stand 2 min. then whisk eggs into mixture.

Divide batter into muffin cups. Bake 20 min. until toothpick inserted in center of cupcake comes out clean. Cool completely on rack.

Frosting: In small bowl, combine cream cheese, sweetener and reserved juice. Mix well and spread on cooled cupcakes.