How to Make a Plant-Based Protein Shake with Oat or Almond Milk

Quick Answer

To make a plant-based protein shake, start with a clean, unsweetened oat or almond milk as your base, add your favorite protein powder, and blend with ice and optional add-ins. Choose a milk with minimal ingredients—like MALK's Unsweetened Almond Milk or Original Oat Milk—to avoid gums and oils that can make your shake gritty or overly thick.

A plant-based protein shake is a quick way to refuel after a workout or keep you full between meals. But the milk you choose matters more than you'd think. Oat and almond milks have different textures, flavors, and protein contents, so the right pick depends on your goals and taste preferences.

In this guide, you'll learn how to build a balanced, creamy shake using oat or almond milk, avoid common pitfalls, and choose products that keep your shake clean and delicious.

Why the Milk Base Matters

The milk base determines the shake's creaminess, flavor, and nutrient profile. Oat milk is naturally sweeter and thicker, making it ideal for indulgent shakes. Almond milk is lighter and lower in calories, perfect for a refreshing, less filling option.

However, many commercial plant milks contain gums, oils, and thickeners to improve texture. These additives can affect how protein powder blends, sometimes causing clumping or an unpleasant mouthfeel. For the cleanest shake, choose a milk with minimal ingredients—ideally just the base, water, and a pinch of salt.

• Check the label: if you see gums or oils, consider a cleaner alternative.

Choosing Your Protein Powder

Your protein powder should complement the milk, not fight it. Pea, brown rice, and hemp proteins are common plant-based options. Each has a distinct taste and texture: pea protein is hearty, rice protein is light, and hemp adds a nutty flavor.

Consider the flavor of your milk: vanilla almond milk can add sweetness, while unsweetened oat milk lets the protein shine. If your protein is flavored, an unsweetened base gives you more control. If it's unflavored, a slightly sweet milk can improve the taste.

• Start with a single scoop and adjust to your protein needs.

Balancing Texture and Flavor

The perfect shake is creamy, not watery, and not overly thick. Achieve this by adjusting the liquid-to-ice ratio. Start with 1 to 1.5 cups of milk, add a handful of ice, and blend. If it's too thick, add more milk; if too thin, add more ice or a frozen banana.

Add-ins like nut butter, seeds, or fruit can boost nutrition and flavor. But be mindful: too many add-ins can overpower the shake or turn it into a calorie bomb. Keep it simple and let the milk and protein be the stars.

• A frozen banana adds natural sweetness and creaminess without extra sugar.

Steps to the Perfect Plant-Based Protein Shake

1. Choose your milk base: Select an unsweetened oat or almond milk with minimal ingredients. For a lighter shake, go with almond; for a creamier texture, choose oat. Check the label: avoid gums and oils for the smoothest blend.
2. Measure your liquid: Pour 1 to 1.5 cups of milk into the blender. Start with less if you'll add ice or frozen fruit. Too little liquid makes a thick paste; too much makes a watery shake.
3. Add your protein powder: Scoop in your preferred plant-based protein. If using a flavored powder, consider an unsweetened milk base to balance sweetness. Start with one scoop and adjust to taste and protein needs.
4. Boost with add-ins (optional): Add a handful of spinach, a tablespoon of nut butter, or half a frozen banana for extra nutrients and creaminess. Don't overload—keep the shake focused and not too calorie-dense.
5. Blend until smooth: Blend on high for 30-60 seconds until fully combined and creamy. Add ice if you prefer a chilled, thicker shake. If you see clumps, blend longer or add a splash of milk.
6. Taste and adjust: Taste your shake and adjust sweetness or thickness. Add a date or maple syrup if you need more sweetness, or more milk if it's too thick. The perfect shake is tailored to your preference.

Product Picks

• Unsweetened Almond Milk: An icon. Unsweetened Almond is the moment. Made with just organic almonds, filtered water, and Himalayan pink salt. No gums, no oils, no fillers—just clean, creamy almond milk that does it all, and does it better. This clean base blends smoothly with protein powder, adds a subtle nutty flavor, and keeps your shake light and low in sugar.
• Original Oat Milk: Oat milk's redemption story. Just organic oats, filtered water, and Himalayan pink salt. No gums, oils, or mystery ingredients—just pure, creamy goodness that actually tastes like oats. The rest should take note. Oat milk's natural creaminess gives your shake a thicker, more indulgent texture without added thickeners, making it perfect for dessert-like shakes.

Making a plant-based protein shake with oat or almond milk is simple once you know the basics. Choose a clean milk, balance your add-ins, and blend to your preferred texture. With MALK's unsweetened options, you can enjoy a smooth, dairy-free shake without hidden ingredients.