Mini Sushi Bundt Cakes

Ingredients

• 1 pound sushi grade salmon or tuna (can use cooked if prefered), chopped
• 1 tablespoon sesame oil
• 1 tablespoon soy sauce
• 2 teaspoons sriracha, plus more to taste
• 1 tablespoon spicy mayo
• ¼ cup scallions, chopped
• 2 cups cooked sushi rice (use leftover for best results)
• 1 tablespoon rice wine vinegar
• 1 tablespoon (each) of black and white sesame seeds
• 2-3 mini cucumbers, sliced `
• avocado and jalapeño, for serving