Step 1. Get a blowtorch or oven.
Step 2. Get 2 butter knives.
Step 3. Get some kind of oven mitt or towel or something.
Step 4. Get some kind of green plant.
Step 5. Cut off bottom of 2-liter bottle, unscrew and throw away bottlecap.
Step 6. Light the blowtorch/start the oven, hold one knife end on the heat source, wrap a towel around the handle to prevent hands from touching hot metal.
Step 7. Put a small amount of green plant material (a pea-sized nugget or smaller) onto non-heated knife.
Step 8. After heated knife gets hot (should be just starting to redden), press two knives together under bottle-funnel. Have someone ready to inhale from the top.
Step 9.

Step 10.

Step 11.

Step 12.

Step 13.

Step 14. Order pizza.
Step 15. Start watching Venture Brothers while you wait.
Step 16. Rip two-foot tube because it's Sunday.
Step 17.

Step 18. Get up for work.