A pot of stew simmered, giving off a mouth-watering aroma.

A pot of stew simmered on the fire.

A pot of stew simmers on the stove.

While the pot simmered, he went back to the shed and settled down to await developments.

A pot of water simmered over the fire.

They smiled; I smiled; a pot of jam simmered on the stove.

And a pot of something meaty simmered on the hearth.

On a small electric stove, a pot of coffee simmered.

A pot of water simmers over a copper stove.

A pot of coffee that had probably been on the hot plate since the previous night simmered by the open space to the pantry.