Because levels of circulating estradiol, progesterone, and inhibin are high during most of the luteal phase, LH and FSH levels decrease. When pregnancy does not occur, estradiol and progesterone levels decrease late in this phase, and the corpus luteum degenerates into the corpus albicans.
Ingredients. 1  1 (5 or 6 ounce) can of tuna fish (drained, if packed in water, drain it, and add a teaspoon of good quality olive oil to the tuna) 2  1/3 cup of cottage cheese. 3  2 Tablespoons of mayonaise.  1/4 cup finely chopped red 1  onion. 1 celery stalk, finely chopped (about 1/2 2  cup) 1 Tbsp of capers.  1 Tbsp lemon 1  juice. Pinch or two of  dill.
1 Season with salt and pepper. 2  Place the rye bread slices on a baking sheet, and broil 1 minute in the preheated oven, until lightly toasted. 3  Remove from heat, and spread with the tuna salad. 4  Place 1 cheese slice over the tuna salad on each piece of bread, layer with a tomato slice, and top with remaining cheese slices.