Prepped for mashing, in a way

• Performed a cooking chore
• Made into strings, in the kitchen
• Put through a colander
• Mashed, in a way
• Harvested water oats
• Pressed potatoes through small holes
• Put the potatoes through a kitchen gadget
• Made stringed potatoes

Wiktionary Word definitions in Wiktionary
vb. (en-past of: rice)