Excess water comes from cellular juices released during cooking. Control cooking time, dry leaves thoroughly, and manage salt and heat to minimize liquid.
Key strategies:
If frozen spinach is used, thaw and squeeze or press out all water before adding to recipes. For casseroles or fillings, mix in breadcrumbs or cheese to absorb remaining moisture.
These simple adjustments keep cooked spinach concentrated in flavor and maintain a better texture in combined dishes.