Goal:
flour
Answer:
sludge can be added into wok to thicken food

Goal:
Dice an onion.
Answer:
Peal away the dried outer layers. Slice the onion in half from the top to the bottom. Place a cut half cut side down. Cut vertical slices with the knife along the axis of the onion, cut many slices. Turn the knife 90 degrees and cut many slices parallel to the equator.

Goal:
How to make Sesame Potato Chips
Answer:
Preheat 2 baking sheets in a 425 degrees F oven. Toss thinly sliced russet potatoes with olive oil and salt. Spread on the hot baking sheets, sprinkle with sesame seeds and bake 10 minutes.

Goal:
How to clean windows without using paper towels.
Answer:
Spray the window with window cleaner and wipe dry with paper coffee filters.