My sister makes English toffee using my grandmother’s pot and wooden spoon. (Photo by Carol O’Casey.) Every time I see those square artisan marshmallows at Whole Foods, I think of my grandmother, who ...

Chocolate, maple syrup, and flaky salt take this toffee to the next level. Breana Lai Killeen, M.P.H., RD, is a food editor, recipe developer, farmer and dietitian who has worked in all facets of the ...