
Cool, crisp cucumber rounds topped with a creamy, herb-flecked tuna and avocado mixture — these little bites are the kind of appetizer that disappears from the platter before you even sit down. The avocado acts as a natural binder, giving the tuna mixture a rich, scoopable texture without any mayo or eggs in sight. Coconut aminos add a subtle savory depth, while lemon juice, chives, cilantro, ginger, and turmeric layer in brightness and warmth that make each bite genuinely interesting. For anyone navigating egg-free eating, this is the kind of crowd-pleasing snack that requires zero substitutions or workarounds — the ingredients just work together beautifully on their own. The whole thing comes together in one bowl with no cooking required, making it as easy to pull off on a weeknight as it is impressive enough for a gathering. Serve immediately for the best texture, or prep the tuna mixture ahead and spoon it onto the cucumber rounds right before guests arrive.
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Slice the cucumber into rounds about 1/2 inch thick, yielding approximately 18–20 pieces. Arrange them in a single layer on a serving platter or cutting board.
In a mixing bowl, mash the avocado with a fork until mostly smooth with a few small chunks remaining.
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