Heat oven to 375 degrees. Grease two 6-ounce ramekins with olive oil and dust with sugar.
In double boiler, melt chocolate, 1/2 tablespoon olive oil and cream; let cool. Using electric mixer, beat egg whites until soft peaks form.
Whisk egg yolks into cooled chocolate mixture; fold in egg whites, 1/4 cup sugar and cream of tartar. Pour into prepared ramekins; bake for 15 minutes.
Tip: This recipe can be easily doubled. Garnish with fresh berries, if desired.