Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make mexican polvorones [title] Place the pecans in a food processor fitted with a steel blade and coarsely chop them. [step] Then add the confectioner's sugar to the food processor bowl and continue processing until the pecans are finely ground but not smooth. [title] Combine the flour, the pinch of salt and the baking soda in a large mixing bowl using a flat plastic spatula or wooden spoon.

Ending1: [step] After if needed, add the rest of the dry ingredients. [title] Fold the dry ingredients together by hand and blend it all together with the flat metal spatula or spoon. Ending2: [step] Sift in the flour, then stir. [title] Put in the melted pecans and mix. Ending3: [step] Mix it all together in the food processor bowl until the mixture resembles coarse flour. [title] Consider adding chopped mint and cumin seeds. Ending4: [title] Add the butter chunks to the flour mix. [title] Add the shortening , 1 teaspoon at a time, until you have added all of it to the flour mixture.

Answer format: ending1/ending2/ending3/ending4