Hamburger

Hamburger is a form of sustainable T-Spin Single stacking, similar to ST Stacking. This method of stacking was popularized by top Japanese player, Amemiyataiyou, for its effectiveness against Puyo, in Puyo Puyo Tetris. The name comes from the fact that the playfield starts to look like a hamburger after a few cycles.

Basic Setup
The basic idea of hamburger is to create this basic shape:

The obvious way to make a Hamburger is to use a Z piece.

After a few iterations, use an I piece to clear the excess.

Strategy
The method involves Back-to-Back T-Spin Singles and Tetrises to abuse the garbage delay against Puyo in Puyo Puyo Tetris.

Opening Setup
Early J or L One of many alternatives: ST Stacking Start:

Mid Game Conversion
The setups from ST Stacking Setups can be applied to the hamburger

Longer Example (Fumen, Youtube):  code=m115@vhqrKJWxBkpB6hBPhBpoBdtBNnBPSBjdB6SBeUBpUB?OYBpABTJB6DBFlBkfBPIBJFBLEBP5A+2AAAAFbBkVB6+AFR?BkLB60AJ/AuEBP0Az1AMwAvxALlACgAGnAFHBJkBAAA  Z2B8hwGjQ80