Separate the strawberries into thin pieces and toss them with the sugar and lemon juice. Let them stand for 15 minutes, until juicy.
Blend the cottage cheese, Greek yogurt, maple syrup, and vanilla for the shortcake cream until completely smooth. Refrigerate until serving.
Blend the cottage cheese, eggs, milk, maple syrup, and vanilla for the pancakes until creamy.
Whisk the oat flour, vanilla protein powder, baking powder, and salt in a mixing bowl. Stir in the blended cottage cheese mixture and rest the batter for 5 minutes.
Heat a nonstick skillet over medium-low heat and coat it with a thin portion of the avocado oil. Add 1/4 cup batter for each pancake.
Cook until bubbles rise through the batter and the edges look set, about 2 to 3 minutes.
Turn the pancakes and cook for 1 to 2 minutes, until golden and cooked through. Use the remaining avocado oil for the later batches.
Layer the pancakes with shortcake cream and juicy strawberries, finishing with a generous spoonful of both.