Aspect Intensity Level (1-5) Notes
Prep Intensity 2/5 Just a bowl, a whisk, and a blender. No dough rolling.
Cooking Intensity 1/5 Oven does all the work. No water bath required.
Flavor Intensity 4/5 Rich pumpkin spice + sweet vanilla + tangy cream cheese undertone.
Cleanup Intensity 2/5 One blender pitcher, one pie dish, one spatula.
Time Breakdown
Prep Time: 12 minutes
Cook Time: 45 minutes
Cooling/Setting Time: 2 hours (do not skip – this is crucial for the creamy texture)
Total Time: 2 hours 57 minutes (mostly inactive)
Servings & Nutrition (per slice)
Yield: 6 generous slices
Serving Size: 1 slice (approx. 180g)
Nutrient Amount
Calories 292 kcal
Protein 33g
Carbohydrates 17g
Fiber 4g
Net Carbs 13g
Fat 10g
Saturated Fat 5g
Sugar 8g (naturally from pumpkin & protein powder)
Sodium 380mg
Calcium 35% DV
Nutrition calculated using vanilla whey isolate, nonfat Greek yogurt, and pumpkin purée.
Ingredients
For the Pie Filling:
1 cup (245g) 100% pure pumpkin purée (not pumpkin pie mix)
¾ cup (180g) plain nonfat Greek yogurt (Fage 0% or Chobani)
¾ cup (180ml) liquid egg whites (about 5 large egg whites)
2 scoops (70g) vanilla whey or vanilla whey-casein blend
(Do not use plant protein – texture will be grainy)
¼ cup (60ml) unsweetened vanilla almond milk (or any milk)
¼ cup (60g) full-fat cream cheese, softened
(Non-negotiable for creaminess – use dairy-free if needed)
3 tbsp (36g) granulated allulose or monk fruit sweetener
(Can substitute coconut sugar – carbs will increase)
1 tsp vanilla extract
2 tsp pumpkin pie spice (or: 1 tsp cinnamon, ½ tsp ginger, ¼ tsp nutmeg, ¼ tsp allspice)
¼ tsp salt
¼ tsp xanthan gum (optional but textural gold – keeps it sliceable)
Optional Toppings (not included in nutrition):
Sugar-free whipped topping
1 tbsp crushed pecans
Cinnamon dust
Equipment Needed
Blender or food processor (immersion blender works too)
9-inch glass or ceramic pie dish
Nonstick cooking spray
Cooling rack
Spatula
Instructions
Step 1: Preheat & Prep
Preheat your oven to 350°F (175°C). Lightly spray a 9-inch pie dish with nonstick spray. Do not grease a dark metal pan – glass or ceramic yields even, gentle baking.
Step 2: Blend the Base (2 minutes intensity)
To your blender, add in this exact order (wet first helps the blend):
Pumpkin purée, Greek yogurt, liquid egg whites, almond milk, and softened cream cheese.
Vanilla extract and sweetener.
Then add protein powder, pumpkin pie spice, salt, and xanthan gum (if using).
Blend on medium-low for 30 seconds. Scrape down sides. Blend again on medium for 20 seconds until completely smooth, glossy, and slightly thick. *Do not over-blend (no more than 60 seconds total) or you’ll incorporate too much air – that causes cracks.*
Step 3: Taste & Adjust (Intensity 1)
Dip a clean spoon in. The batter should taste like a milkshake – sweet, spicy, and creamy. If it’s too tangy from the yogurt, add ½ tbsp more sweetener. If too thin? Add 5g extra protein powder. Too thick? 1 tbsp almond milk.
Step 4: Pour & Tap (Intensity 1)
Pour the batter into the prepared pie dish. Gently tap the dish on the counter 5–6 times to release large air bubbles. Smooth the top with a spatula.
Step 5: Bake (45 minutes – low intensity, but watch)
Place dish on the middle oven rack. Bake for 40–45 minutes. Here is your doneness guide:
At 35 min: Center will be very jiggly like pudding.
At 42 min: Edges will be set and slightly puffed. Center should jiggle only slightly – like a firm custard or Jell-O.
At 45 min: A knife inserted 1 inch from the edge comes out clean, but the very center still trembles.
Critical: Do not bake until a knife in center comes out clean. That will overcook it, and you’ll lose the creamy texture. You want the center to be barely set.
Step 6: Cool Slowly (2 hours – mandatory)
Turn off oven, crack the oven door open, and let the pie rest inside for 15 minutes. Then transfer to a cooling rack for 30 minutes at room temperature. Finally, refrigerate uncovered for 1.5 hours (or covered for 3+ hours). The pie finishes setting in the fridge. This is where the magic happens – cold and firm but creamy.
Step 7: Slice & Serve
Run a thin knife around the edge. Slice into 6 wedges. Use a sharp, thin spatula to lift out each slice. Top as desired.
Chef’s Tips for the Perfect 33g Protein Slice
Don’t skip the cream cheese. It replaces the fat that a crust would provide and ensures your pie isn’t rubbery. Dairy-free cream cheese works beautifully.
Whey isolate vs. concentrate: Isolate makes a firmer, cleaner slice. Concentrate works but results in a slightly softer pie. A blend (whey/casein) is ideal for structure.
No xanthan gum? Add 1 tbsp coconut flour OR just accept a softer, almost mousse-like texture – still delicious.
Egg white alternative: 4 whole eggs + 2 extra whites works, but fat and calories rise.
To avoid a cracked top: Cool slowly as written. Rapid temperature changes = cracks. (Cracks don’t affect taste, only looks.)
Storage & Make-Ahead
Refrigerator: Airtight container for up to 5 days. The texture improves on day 2.
Freezer: Wrap individual slices tightly in plastic + foil. Freeze up to 2 months. Thaw overnight in fridge.
Do not freeze whole pie – ice crystals ruin the custard.
Variations
Variation Change New Protein Carbs
Vegan Use vegan cream cheese, pea protein + oat milk, and vegan yogurt. Add 2 tbsp cornstarch. 28g 19g
Chocolate Pumpkin Replace vanilla whey with chocolate whey + 1 tbsp cocoa powder. 33g 18g
Lower Carb Use ½ cup pumpkin + ¼ cup canned zucchini puree; swap milk for water. 33g 11g net
Pumpkin Cheesecake Swirl Before baking, swirl in 2 tbsp of sweetened cream cheese + 1 tsp vanilla. 34g 17g