Rita, I'm down to growing:
Pruden's Purple--less acidic, sweet, fragile, potato leaf, very large size
Better Boy--bit more acidic than above, more firm, lasts longer when picked
Beefsteak--very good, very large, potato leaf
A heirloom Roma type from Germany, very sweet, about 5-6 in long with a sharp end, larger around than Roma
Sweet large yellow--don't know the name, but an heirloom
Mixing this combination gives me a good flavor for canned tomatoes.
I like your taste test!!!
And I love fried green tomatoes, but only have them once or twice in a season.