How to grind walnuts without oil? Summary of hot topics and practical tips across the Internet
Recently, discussions about healthy eating and food processing have continued to rise, with “how to avoid greasy walnut grinding” becoming one of the hot topics. Walnuts are rich in unsaturated fatty acids and nutrients, but they tend to produce oil and clumps when grinded, which affects the taste. This article will combine the hot content of the entire network in the past 10 days to provide you with structured solutions, as well as practical data comparisons.
1. Background of hot topics across the Internet
According to social media and search engine data statistics, the following are the popular discussion directions related to "walnut grinding powder" in the past 10 days:
| Topic keywords | Discuss the popularity index | main focus |
|---|---|---|
| Grinding walnuts to produce oil | 85% | How to reduce grease leakage |
| Cryogenic Grinding Tips | 72% | Equipment temperature control |
| Walnut pretreatment method | 68% | Bake or freeze effect |
2. Four core methods for grinding walnuts without oiling them
1. Cryogenic grinding method
High temperature will accelerate the melting of walnut fat. It is recommended to select "pulse mode" when using the wall breaking machine, and pause for 20 seconds every 10 seconds to avoid continuous work causing temperature rise. Some user measured data are as follows:
| Grinding method | Oil yield | Powder fineness |
|---|---|---|
| Grind continuously for 3 minutes | High (obviously agglomerated) | Average |
| Pulse intermittent grinding | Low (loose powder) | Excellent |
2. Preprocessing techniques
Refrigerating walnut kernels for 2 hours or freezing them for 30 minutes before grinding can effectively harden the fat structure. Experimental comparison shows:
- Unfrozen walnuts: oil yield is about 15%
- Walnuts after freezing: oil yield drops to less than 5%
3. Add auxiliary materials
Add a small amount of dry ingredients (such as oatmeal, dried chrysanthemums) when grinding, which can absorb some of the oil. Recommended ratio: 5g auxiliary materials for every 100g walnuts.
4. Equipment selection
Traditional stone grinding machines are less likely to generate heat than high-speed wall breaking machines, but are less efficient. You can refer to the following comparison according to your needs:
| Device type | Grinding time | Oil output control |
|---|---|---|
| High speed wall breaking machine | 3-5 minutes | Requires strict temperature control |
| stone mill | 15-20 minutes | natural low temperature |
3. Sharing of user practice cases
Actual feedback from Xiaohongshu and Douyin shows that the combined use of freezing + pulse grinding methods has the highest success rate. The data recorded by a food blogger is as follows:
| steps | Effectiveness score (1-5 points) |
|---|---|
| Direct grinding | 2 points (severe clumping) |
| Freeze processing only | 3.5 points |
| Freeze + Pulse Grinding | 4.8 points |
4. Precautions
1. It is recommended to seal and store immediately after grinding to prevent moisture absorption.
2. The inner thin skin of walnut kernels needs to be removed to reduce the bitter taste.
3. The grinding volume in a single time should not exceed 1/3 of the equipment capacity to ensure uniformity.
Through the above structured method, you can easily make fine and non-greasy walnut powder at home, which not only retains nutrients but also enhances the eating experience. The recent continued heating up of this topic also reflects people’s focus on the refined processing of healthy ingredients.
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