Add the cottage cheese, herbs, lemon juice and salt and pepper to a small food processor and blend until smooth.
Slice the avocado and chop the chives.
Toast the bread until golden brown.
Spread the herbed cottage cheese over the whole wheat toast and top with sliced avocado, smoked trout ribbons and chives. Squeeze the lemon juice over the top and crack the black pepper and a pinch of salt.