Add the butter pieces to the flour and pulse 4 - 6 times, until there are only small beads of butter left. (veggieandthebeastfeast.com)
Step 2: In a food processor put cold butter cut into chunks, then flour, sugar, baking powder, spices and turn on until the butter is in small beads. (you-made-that.com)
If you cut open a dry diaper, you'll find lots of small beads mixed in with a fluffy pulp. (babycenter.com)