Portuguese Seviche Cucumber Cups

Name: Portuguese Seviche Cucumber Cups
Ingredients: For the fish; 1 pound fresh cod filet; small quantity of olive oil; For the marinade; 1 small bell pepper, red or green (your choice).; 1/2 small hot pepper such as serrano, jalapeno, or fresno (optional); 1/2 cup Freshly squeezed fresh lime juice; 2 garlic cloves, minced and mashed to a paste with a pinch of salt; 1/4 teaspoon Aleppo pepper; salt and pepper to taste; 3/4 - 1 cups extra-virgin olive oil, more or less to suit taste; 1-2 tablespoons finely minced fresh cilantro leaves (stems removed); 10-13 Persian cucumbers, thicker ones (over 1 in diameter) rather than thinner, washed, the ends trimmed