Wash and dry strawberries. Then remove stems and chop into quarters.
Place strawberries in a medium bowl and mix 2 tablespoons sugar with berries. Allow berries to sit for at least 30 minutes.
Cut cake into 1-inch cubes.
Combine heavy cream, 1 tablespoon sugar, and vanilla. Whip until stiff peaks form.
In each jar layer cake, then strawberries, then whip cream and repeat these layers ending with whip cream.
Top each jar with reserved strawberries.
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Notes
Nutritional information is approximate and was calculated using a recipe nutrition label generator and will vary based on cooking methods and brands of ingredients used.