tasty-recipes-filter-block-output.php

<?php
/**
 * Filters the output of the Tasty Recipes block.
 *
 * @param string $output Existing output.
 * @param array  $block  Block data.
 * @return string
 */
add_filter( 'render_block', function( $output, $block ){
	// Only modify the Tasty Recipes block.
	if ( 'wp-tasty/tasty-recipe' !== $block['blockName'] ) {
		return $output;
	}
	// Replace the given keys with the given values.
	$search_replace = array(
		'Ingredients'  => 'Zutaten',
		'Instructions' => 'Anleitung',
		'Category:'    => 'Kategorie:',
	);
	return str_replace( array_keys( $search_replace ), array_values( $search_replace), $output );
}, 10, 2 );