Klatch Coffee, located in Ontario, CA, offers a classy and welcoming atmosphere with a variety of breakfast and brunch options, including sandwiches. The cafe provides vegan options and caters to various dietary needs. Customers praise the friendly staff, with one reviewer noting the delicious ice tea with simple syrup. Another customer expressed delight at the piping hot, fresh-brewed dark roast coffee. The cafe features indoor and outdoor seating, and the baristas are commended for their helpfulness. Despite a few hiccups in service, such as missed orders, customers appreciate the quality of the food and drinks. With a unique floral aroma and prompt service, Klatch Coffee stands out as a charming spot for a relaxing coffee experience.