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| granulated sugar: 1 cup |
| powdered sugar (unsifted): 1 cup |
| salted butter: 1 cup |
| vegetable oil: 1 cup |
| vanilla extract: 1 tsp |
| eggs: 2 (large) |
| all-purpose flour (unsifted): 4 1/2 cups |
| baking soda: 1 tsp |
| cream of tartar: 1 tsp |
| walnuts (chopped): 2/3 cup |
Credit: Food.com