1.   ...a pastry cutter.

2.   Add shortening and cut in with pastry cutter or two knives until mixture resembles coarse crumbs.

3.   Cut in butter with a pastry cutter until mixture resembles crumbs.

4.   In a large bowl, work shortening or butter, flour and salt together with two forks, pastry cutter or fingers.

5.   Rub into flour with fingertips or use a pastry cutter.

6.   Sprinkle half of the seasoned vinegar over the rice and begin tossing using a rice paddle or a plastic pastry cutter.

7.   Using a pastry cutter or two knives, cut butter and shortening into flour mixture until bits the size of peas remain.

8.   Using a pastry cutter, two knives, or a food processor cut butter in until it resembles large crumbs.

9.   Using fork or pastry cutter, cut in butter, until mixture resembles coarse meal.

10.   Use a food processor or pastry cutter to combine flour, sugar, cocoa, butter, milk and vanilla.