<p>In the lexicon of fun finger food, nachos are at the top of the list. After all, who can resist a towering platter of melty, cheesy chips?</p><p>This version offers a lighter, fresher take on what is often a hefty, meat-laden dish dripping with crema. Yes, it still delivers the essential layer of gooey melted cheese (as any bona fide plate of nachos should) but without the excess mounds of crema, meat and beans that can quickly turn a nest of chips into a soggy heap.</p><p>Instead, a generous helping of plump shrimp tops the nachos, showered with chopped fresh tomato, onion, avocado and cilantro that brighten every bite.