Two New York pizzerias, both alike in dignity, prospered in the Big Apple as coal-fired descendants of the same famed Italian ancestor: Pasquale “Patsy” Lancieri, the inventor of by-the-slice pizza.

That’s a lotta dough! A long-running battle between a pair of famed Italian eateries over the “Patsy’s” name has exploded once again, with a Harlem pizzeria with the name receiving a $300,000 penalty ...