Lava Serpent.
The Big Bang Theory Season 3, Episode 5
quickly change the name,
and voila, LAVA cake.
The Big Bang Theory Season 5, Episode 20
...how to make papier-mâché volcanoes
with baking-soda LAVA.
The Big Bang Theory Season 2, Episode 6
by the rapid cooling
of magnesium and iron-rich LAVA?
The Big Bang Theory Season 12, Episode 2
Really? The chocolate LAVA cake,
The Big Bang Theory Season 5, Episode 20