"Keto low carb tuna casserole with no pasta. It's a well-seasoned mixture of canned tuna, eggs and spices, topped with cheese, then baked...."
INGREDIENTS
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2 (5oz) cans tuna in water, (drained)
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1/3 cup avocado oil mayonnaise
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1 tablespoon Dijon mustard
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1/2 cup shredded gruyere, (divided)
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1/4 cup chopped red onion
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1/4 teaspoon sea salt
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1/4 teaspoon black pepper
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¼ teaspoon cayenne pepper
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¼ cup chopped parsley (for garnish)