For Crumbs: combine all ingredients together until crumbly. Spoon crumbs into 4 individual dishes, reserving 1 tablespoon crumbs for garnishing. Set dishes aside.
For Mousse: In mixer bowl, combine lemon juice, yogurt, cream cheese, Gentle Sweet, and tumeric. Mix until smooth. Add xanthum gum and cream. Whip until thickened. Spoon or pipe into serving dishes.
For Whipped Cream: Whip ingredients together until thickened. Spoon on top of Lemon Mousse. Sprinkle with reserved crumbs. Serves 4.