According to the Opentable rating, the top restaurants of 2019 are:
Alta Via, Pittsburgh, Pennsylvania

Alta
Via fuses California wine nation with the flavors of the Italian Alps.
Named after a popular footpath through the Dolomites, Alta Via blends
traditional Italian cooking with modern influences, creating fresh and
clean dishes. The team ranges from pasta pros to firewood fanatics.
Alpen Rose, Philadelphia, Pennsylvania

To
enter Alpen Rose, cafes must move toward the wooden entryway and ring
the doorbell. The intention is for diners to feel like they are going
into a totally new experience. With only 40 or so seats, the steakhouse
is an intimate but casual spot for a wide variety of foods, even beyond
beef.
Auburn, Los Angeles, California
Auburn
is Chef Eric Bost’s debut restaurant, where he encourages diners to
choose between a four-dish, six-dish, or nine-dish dinner. The 105-seat
restaurant is filled with carefully curated details, such as the hidden
magnets beneath the wooden tabletops, holding the off-white napkins in
place.
Article Source: www.businessinsider.sg