For Adeena Sussman, the kitchen is an island of calm: A place where she can center her mind, set the rules, and create a daily haven of deliciousness through her cooking. These days, she finds herself embracing the mantra “when the going gets tough, the cooking gets easy.” Pandemics, wars, and the busy pace of a very full life have led her toward a smoother, more streamlined cooking approach embodied in the Hebrew word, zariz, or “quick.” This pared-down style doesn’t mean s...